MRP

Shop MRP chain guides and components at Swinnerton Cycles. MRP (Mountain Racing Products) is an American brand producing high-quality chain retention devices, chain guides, and drivetrain accessories for mountain biking. Known for their reliable, well-engineered chain guides that keep your chain on the ring in the roughest conditions, MRP products...

Shop MRP chain guides and components at Swinnerton Cycles. MRP (Mountain Racing Products) is an American brand producing high-quality chain retention devices, chain guides, and drivetrain accessories for mountain biking. Known for their reliable, well-engineered chain guides that keep your chain on the ring in the roughest conditions, MRP products are a popular choice among trail, enduro, and downhill riders who need dependable chain retention.

From their 1x chain guides and e-MTB upper chain devices to hub adaptors and service parts, MRP covers the chain retention and drivetrain needs of modern mountain bikers.

  • 1x chain guides for trail, enduro, and downhill riding
  • E-MTB upper chain devices for 34–38T chainrings
  • Lower guide pulleys and chain device spares
  • Hub adaptors for boost compatibility
  • Compatible with ISCG-05 and direct mount standards
  • American engineering trusted by trail and enduro riders

MRP Best Sellers

Browse our full range of bike components and cycling accessories at Swinnerton Cycles.

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  • MRP 1X E-MTB chain guide for Shimano E8000 and E7000 electric mountain bike drivetrains, durable bike component.MRP 1X E-MTB chain guide for Shimano E8000 and E7000 e-mountain bike drivetrains, designed for durable chain retention.

      MRP 1X E-MTB CS Upper Chain Device for Shimano E8000 E7000 Drivetrains

      The MRP 1X E-MTB CS Upper Chain Device ensures precise chain retention for Shimano E8000/E7000 drivetrains. Its steel backplate delivers durability, while the upper polycarbonate guide provides smooth, reliable shifting performance on rugged trails. What It’s Good For Maintaining chain stability on rough terrain...
      £59.99
      £59.99
    • MRP SXg 2-bolt chain device for ISCG-05 mounts, durable chain retention guide for mountain bike components.MRP SXg 2-Bolt Chain Device for ISCG-05 mounts, mountain bike chain retention guide, close-up of black component

        MRP SXg 2-Bolt Chain Device for ISCG-05 Mounts – Chain Retention Guide

        The MRP SXg Chain Device 2-Bolt Chain Device sets a new standard in chain retention technology, combining exceptional protection with unmatched efficiency and lightweight design. This component is engineered to meet the demands of riders who seek both upper and lower chain retention without...
        £129.99
        £129.99
      • MRP SXg CS chain device for ISCG-05 mounts, protective component for 32-36T chainring, durable bike drivetrain part.MRP SXg CS chain device with ISCG-05 mounts and 32-36T chainring protection for mountain bike components

          MRP SXg CS Chain Device for ISCG-05 Mounts 32-36T Chainring Protection

          The MRP SXg CS Chain Device redefines chain retention technology with an unmatched blend of durability, security, and lightweight design. Crafted for riders who demand the highest performance without compromise, this component excels in protecting your chainring while ensuring smooth and efficient pedaling. Whether...
          £139.99
          £139.99
        • MRP SXG lower skid plate chain device for drivetrain protection, shown on bike component with black finish and mounting hardware.

            MRP SXG Lower Skid Plate Chain Device for Enhanced Drivetrain Protection & Performance

            The MRP SXG Lower Skid Plate Chain Device is expertly engineered to provide robust protection and improved performance for your transmission system. Crafted by MRP, a leader in precision components, this device ensures that your chain remains properly aligned and tensioned under challenging conditions....
            £49.71
            £49.99
            £49.71
            Save £0.28
          • MRP SXG skid hardware chain device for bike drivetrain, showing durable components and installation details.

              MRP SXG Skid Hardware Chain Device for Bike Drivetrain Performance & Durability

              The Mrp Sxg Skid Hardware Chain Device is expertly crafted to enhance your bike's transmission system with precision and reliability. Developed by MRP, a leader in cycling components, it boasts a durable build designed to withstand tough riding conditions. Its advanced design ensures efficient...
              £21.99
              £21.99
            • MRP standard roller casing for system chain devices, a replacement component with metal casing and mounting holes.MRP standard roller casing for system chain devices, replacement component, durable metal cycling part with precise fit for bikes.

                MRP Standard Roller Casing for System Chain Devices – Replacement Part

                The MRP Standard Roller Casing is a durable replacement part designed specifically for Standard MRP Rollers used across various System chain devices, including LRP models. Crafted from high-quality PU material, this casing ensures reliable protection and long-lasting performance. It allows you to refresh your...
                £6.99
                £6.99
              • MRP G3/G4 Skid Hardware Chain Device for reliable drivetrain performance, showing the metal chain guide component.MRP G3 G4 Skid Hardware Chain Device for reliable drivetrain performance, showing metal components and mounting parts.

                  MRP G3/G4 Skid Hardware Chain Device for Reliable Drivetrain Performance

                  The MRP G3/G4 Skid Hardware Chain Device is an essential upgrade for cyclists seeking to optimize their bike’s drivetrain performance. Crafted by MRP, a brand synonymous with precision and durability, this component is engineered to provide seamless chain management. Its robust build ensures reliable...
                  £21.99
                  £21.99
                • MRP AMG V2 lower skid plate chain device for transmission protection and durability, made of durable components.MRP AMG V2 lower skid plate chain device for transmission protection and durability, mounted on a motorcycle drivetrain component.

                    MRP AMG V2 Lower Skid Plate Chain Device for Transmission Protection and Durability

                    The Mrp Amg V2 Lower Skid Plate Chain Device is a premium component designed to significantly enhance the durability and performance of your transmission system. Crafted by MRP, a leader in precision engineering, this chain device offers dependable protection against wear and impact, ensuring...
                    £27.82
                    £27.99
                    £27.82
                    Save £0.17
                  • MRP Superlight roller kit chain device for smooth, durable bike transmission, showcasing components for easy installation and performance.MRP Superlight Roller Kit chain device for bike transmission, featuring durable components and smooth operation.

                      MRP Superlight Roller Kit Chain Device for Smooth, Durable Bike Transmission - Black

                      Experience superior chain control with the MRP Superlight Roller Kit Chain Device. Designed for smoothness and durability, this kit enhances your bike’s transmission by reducing noise and wear. Its asymmetrical design allows precise adjustment of chain entry and exit angles, ensuring optimal performance on...
                      £29.82
                      £29.99
                      £29.82
                      Save £0.17
                      • Black
                      • White
                    • MRP G2 SL Carbon Boomerang chain device for 36-40T chainrings with ISCG mount, lightweight bike components.MRP G2 SL Carbon Boomerang Chain Device for 36-40T chainrings with ISCG mount, durable black bike component

                        MRP G2 SL Carbon Boomerang Chain Device for 36-40T Chainrings ISCG Mount

                        The MRP G2 SL Carbon Boomerang Chain Device offers lightweight carbon construction for reliable chain retention. Designed to fit 36-40T chainrings, it ensures smooth transmission performance with durable ISCG compatibility. What It’s Good For Reducing chain drops during rough rides Lightweight carbon design for...
                        £149.14
                        £149.99
                        £149.14
                        Save £0.85
                      • MRP Minig2 steel boomerang chain device for G2 Mini mountain bike guides, durable bike component for chain management.MRP Minig2 steel boomerang chain device for G2 Mini mountain bike guides, showing the durable black component with mounting points.

                          MRP Minig2 Steel Boomerang Chain Device for G2 Mini Guides Mountain Bikes

                          The MRP Minig2 Steel Boomerang Chain Device ensures reliable chain retention with its durable G2 steel backplates. Designed for smooth, precise transmission performance, it offers enhanced protection and longevity on demanding trails. Compatible with G2 steel upper and lower guides for a complete setup....
                          £22.50
                          £22.50
                        • MRP Micro Boomerang chain device for bike drivetrain, showcasing its compact design and high-performance components.MRP Micro Boomerang chain device for bike drivetrain, showcasing durable components designed to improve shifting performance.

                            MRP Micro Boomerang Chain Device for Reliable Bike Drivetrain Performance

                            The MRP Micro Boomerang Chain Device ensures smooth and reliable chain retention for your bike. Its compact design offers precise transmission control and durability on every ride. Crafted with quality materials by MRP, this component enhances your drivetrain’s efficiency while reducing chain drops and...
                            £54.69
                            £55.00
                            £54.69
                            Save £0.31
                          • MRP S4 steel backplate chain device for mountain bike drivetrain protection, shown mounted on bike drivetrain components.MRP S4 steel backplate chain device for mountain bike drivetrain protection, showing durable metal construction and mounting hardware.

                              MRP S4 Steel Backplate Chain Device for Mountain Bike Drivetrain Protection

                              The MRP S4 Steel Backplate Chain Device offers durable protection and reliable chain retention for your bike's transmission system. Crafted from high-quality steel, it withstands tough riding conditions and keeps your chain secure. Designed to enhance drivetrain efficiency, this component ensures smooth shifting and...
                              £29.82
                              £29.99
                              £29.82
                              Save £0.17
                            • Pair of MRP 2X V2 Backplate Chain Devices for bike drivetrain performance, showing the durable, high-quality components.

                                MRP 2X V2 Backplate Chain Device for Enhanced Bike Drivetrain Performance

                                The MRP 2X V2 Backplate Chain Device is engineered to elevate your bike’s transmission system with superior chain retention and durability. Crafted by MRP, a leader in precision bike components, this device minimizes chain drops and enhances drivetrain efficiency for a smoother, more reliable...
                                £94.45
                                £94.99
                                £94.45
                                Save £0.54
                              • MRP S4 Guide Plates chain device with rollers and fixings for smooth transmission, mounted on bicycle drivetrain components.MRP S4 Guide Plates chain device with rollers and fixings, designed for smooth transmission in bicycle components.

                                  MRP S4 Guide Plates Chain Device with Rollers & Fixings for Smooth Transmission

                                  The MRP S4 Guide Plates Chain Device ensures smooth chain transmission and optimal performance. Designed for durability, it includes fixings, rollers, plates, and guides for reliable operation. Perfect for maintaining and upgrading your chain system with high-quality spare parts from MRP. What It’s Good...
                                  £18.99
                                  £18.99
                                • MRP system-3 guide plates chain device with replacement hardware for BB, ISCG, ISCG 05 mountain bike componentsMRP System-3 guide plates chain device with replacement hardware for BB, ISCG, ISCG 05 bike components, showing chain guide and hardware.

                                    MRP System-3 Guide Plates Chain Device with Replacement Hardware for BB, ISCG, ISCG 05

                                    Enhance your MRP System-3 setup with these durable Guide Plates Chain Devices. Designed as reliable spare parts, they ensure smooth transmission and long-lasting performance. Choose between Standard Delrin or Thin alloy options to suit your riding needs. Each kit includes replacement hardware for easy...
                                    £27.34
                                    £27.50
                                    £27.34
                                    Save £0.16
                                  • MRP upper guide hardware chain device kit for G3, G4, AMG V2, SXg, 1X V3 mountain bike components, includes chain guide hardware.MRP upper guide hardware chain device kit for G3, G4, AMg V2, SXg, 1X V3 mountain bike components, includes guide and mounting hardware.

                                      MRP Upper Guide Hardware Chain Device Kit for G3, G4, AMg V2, SXg, 1X V3

                                      Upgrade your bike's performance with the MRP Upper Guide Hardware Chain Device. Designed for durability and precision, it ensures smooth chain retention and reliable operation. Compatible with multiple guide models, this hardware kit includes a bolt, slider nut, and retention clip for easy installation...
                                      £10.99
                                      £10.99
                                    • MRP G-Slide chain device for G3, AMg, and V2 bike models, replacement component for chain retention on mountain bikes.MRP G-Slide chain device for G3, AMG, and V2 bike models, showing the chain retention component for replacement.

                                        MRP G-Slide Chain Device for G3, AMg & 1x V2 Models – Bike Chain Retention Replacement

                                        The MRP G-Slide Chain Device ensures smooth chain retention and reliable transmission for your bike. Designed as a perfect replacement or upgrade, it fits various G3 models. Compatible with G3 (all types), AMg, and 1x V2 (all types), this durable component enhances drivetrain performance...
                                        £17.99
                                        £17.99
                                      • MRP Lopes SL lower guide chain device for smooth bike chain transmission, bike component designed for reliable chain control.MRP Lopes SL lower guide chain device for smooth bike chain transmission, bicycle component designed for reliable shifting.

                                          MRP Lopes SL Lower Guide Chain Device for Smooth Bike Chain Transmission

                                          The Mrp Lopes SL Lower Guide Chain Device ensures smooth chain transmission with durable materials and precise engineering. Designed to enhance your bike’s performance by reducing chain wear and noise. Compatible with various setups, it’s an essential component for reliable and efficient chain guidance....
                                          £17.99
                                          £17.99
                                        • MRP AMG CS chain device for all-mountain bikes with ISCG-05 mount, durable bike components for chain management.MRP AMG CS chain device for all-mountain bikes with ISCG-05 mount, durable black component for bike drivetrain protection

                                            MRP AMG CS Chain Device for All-Mountain Bikes with ISCG-05 Mount

                                            Discover the MRP AMG CS Chain Device, designed to deliver exceptional performance and durability for riders who demand reliability without compromising on value. Part of the innovative Core Series, this chainguide blends advanced features with a competitive price, making high-end chain protection accessible to...
                                            £89.99
                                            £89.99
                                          • MRP 2X V2 Chain Device for 2x9/10/11 speed mountain bike drivetrain components, designed for reliable chain management.MRP 2X V2 chain device for 2x9/10/11 speed mountain bike drivetrains, mounted on bike chainring with components visible.

                                              MRP 2X V2 Chain Device for 2x9/10/11 Speed Mountain Bike Drivetrains

                                              The MRP 2X V2 Chain Device is expertly engineered to tackle the unique challenges presented by modern 2x9/10/11 speed mountain bike drivetrains. Combining advanced technology with extensive testing and collaboration with SRAM, this chain guide delivers exceptional chain retention without the bulk of traditional...
                                              £114.99
                                              £114.99
                                            • MRP unisex long sleeve tri-blend jersey hoodie casual T-shirt top displayed in black with a relaxed fit.MRP unisex long sleeve T-shirt hoodie in tri-blend casual jersey fabric, featuring a relaxed fit and comfortable design.

                                              MRP Unisex T-Shirt Hoodie Jersey Long Sleeve Tri-Blend Casual Top - Grey

                                              Experience comfort and style with the MRP T-Shirt Hoodie Jersey. This long-sleeve, tri-blend fabric offers a soft feel and modern look. Designed as a unisex upper body garment, it features a heathered black color with a subtle grey MRP logo for a sleek, versatile...
                                              £34.78
                                              £34.99
                                              £34.78
                                              Save £0.21
                                              • Grey
                                            • MRP Drivetrain Chain Device for E-MTB Bosch CX Mount with Polycarbonate GuideMRP Drivetrain Chain Device for E-MTB Bosch CX Mount with Polycarbonate Guide

                                              MRP Drivetrain Chain Device for E-MTB Bosch CX Mount with Polycarbonate Guide

                                              The MRP Drivetrain Chain Devices E-MTB Bosch CX mount with Upper Polycarbonate Guide is engineered to optimize your e-mountain biking experience. Designed specifically for Bosch CX systems, this component ensures precise chain management for smoother, quieter rides. Its durable polycarbonate guide reduces chain slap...
                                              £84.99
                                              £84.99
                                              £84.99
                                              Save £0.00
                                            • MRP Lopes SL Backplate Chain Device for bike transmission, showcasing durable components and installation details.MRP Lopes SL backplate chain device for bike transmission, showcasing its durable component design and attachment details.

                                              MRP Lopes SL Backplate Chain Device for Enhanced Bike Transmission Performance - Black

                                              The MRP Chain Device - Lopes SL Backplate is a precision-engineered component designed to elevate your bike's transmission system. Crafted by MRP, a brand synonymous with durability and quality, this backplate plays a crucial role in maintaining smooth chain retention and enhancing shifting performance....
                                              £47.85
                                              £55.00
                                              £47.85
                                              Save £7.15
                                              • Black
                                            • Mrp Rock Solid Carbon Forks

                                              MRP Rock Solid Carbon MTB Forks with 160mm Post Mount Brake & Versatile Axle Compatibility - Black

                                              MRP Rock Solid Carbon Forks combine lightweight carbon legs with a durable alloy crown, steerer, and dropouts, delivering exceptional strength and responsiveness for your MTB. Designed to accommodate multiple wheel sizes and steering options, they provide precise control and smooth handling on any trail....
                                              from £332.00
                                              from £332.00
                                              • Black
                                            • Mrp Mrp Enduro Sl Shock Spring Spares & Accessories

                                              MRP Enduro SL Rear Shock Spring Replacement for Suspension Performance - Black

                                              Upgrade your rear shock with the MRP Enduro SL Shock Spring for enhanced suspension performance. Designed for durability and smooth transmission response, it ensures optimal ride control on challenging trails. What It’s Good For Improves rear shock responsiveness Enhances ride comfort and control Durable...
                                              £83.00
                                              £83.00
                                              • Black
                                            • Mrp Mrp Steel Rear Shock Spring Spares & Accessories

                                              MRP Steel Rear Shock Spring for Raze & Hazzard | Bike Spares & Accessories - Black

                                              Enhance your bike's performance with the MRP Steel Rear Shock Spring. Designed for durability and optimal shock absorption, it fits perfectly on MRP Raze and Hazzard rear shocks. Crafted from high-quality steel, this black coil spring ensures reliable transmission support and long-lasting use under...
                                              £29.00
                                              £29.00
                                              • Black
                                            • MRP G3/G4 lower skid plate chain device for bike drivetrain protection and performance, mounted on a mountain bike chainstay.MRP G3/G4 lower skid plate chain device for bike drivetrain protection and performance, shown mounted on a mountain bike drivetrain.

                                              MRP G3/G4 Lower Skid Plate Chain Device for Bike Drivetrain Protection & Performance

                                              The MRP G3/G4 Lower Skid Plate Chain Device is a premium component designed to significantly improve the performance and durability of your bike’s transmission system. Crafted by MRP, a brand renowned for precision engineering, this chain device ensures reliable protection and efficient management of...
                                              £49.71
                                              £49.99
                                              £49.71
                                              Save £0.28
                                            • MRP ISCG bolts chain device mounting kit with 3 long and 3 short bolts for bike component installation.MRP ISCG bolts chain device mounting kit with 3 long and 3 short bolts, bike components for secure chain guide installation.

                                              MRP ISCG Bolts Chain Device Mounting Kit – 3 Long & 3 Short Bolts

                                              The MRP ICOS Bolts Chain Device offers durable and reliable components for your bike's transmission system. Designed to secure your chain device firmly, it ensures smooth and efficient performance on every ride. This pack includes 3 long and 3 short bolts, providing the perfect...
                                              £7.99
                                              £7.99
                                            • Mrp Mrp Fox Fulfill Air Conversion Spares & AccesoriesMrp Mrp Fox Fulfill Air Conversion Spares & Accesories | Swinnerton Cycles

                                              MRP FulFill Air Conversion Kit for Fox 36 Forks 2015-2017 – Spares & Accessories

                                              Upgrade your 2015-2017 Fox 36 forks with the MRP FulFill Air Conversion Kit, designed to transform your air-spring into an independent positive and negative chamber system. This advanced setup replaces the stock self-equalizing spring, giving you greater control and performance on every ride. By...
                                              £41.00
                                              £41.00
                                            Recently Viewed Products

                                            Protect your drivetrain on the trail with our MRP collection at Swinnerton Cycles. MRP produces premium chain guides, bash guards, and suspension components for mountain biking — trusted by enduro and downhill riders for their durability and performance in the most demanding conditions. Browse the full MRP range and explore our wider Chain Devices and Bash Guards collections.

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