Praxis Works

Praxis Works is an American drivetrain components brand producing high-quality cranksets, chainrings, and bottom brackets for road, gravel, MTB, and e-bike cyclists. Known for their innovative Wave technology chainrings that deliver smooth, precise shifting and their e-bike specific crank systems compatible with Bosch motors, Praxis Works components are a popular...

Praxis Works is an American drivetrain components brand producing high-quality cranksets, chainrings, and bottom brackets for road, gravel, MTB, and e-bike cyclists. Known for their innovative Wave technology chainrings that deliver smooth, precise shifting and their e-bike specific crank systems compatible with Bosch motors, Praxis Works components are a popular choice for cyclists who want performance drivetrain upgrades at competitive prices. At Swinnerton Cycles, we stock a range of Praxis Works cranks and chainrings for road, gravel, and e-bike builds.

  • E-bike cranksets compatible with Bosch Performance Line motors
  • Road and gravel chainrings with Wave technology for smooth shifting
  • 110 BCD chainrings for 10, 11, and 12-speed drivetrains
  • HD alloy construction for durability and weight savings
  • Compatible with Shimano, SRAM, and Campagnolo standards
  • American drivetrain brand trusted by road and e-bike cyclists

Praxis Works Best Sellers

Browse our full range of bike drivetrain components and e-bike parts at Swinnerton Cycles.

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  • Praxis Works SRAM GXP ISIS2 bottom bracket converter for BB30 and PF30 road bike frames, 68mm shell width.Praxis Works SRAM GXP ISIS2 bottom bracket converter for BB30 and PF30 road bike, 68mm width, component for bike maintenance

      Praxis Works SRAM GXP ISIS2 Bottom Bracket Converter for BB30 PF30 Road 68mm

      The Praxis Works SRAM/GXP/ISIS2 bottom bracket converter is engineered to seamlessly fit SRAM GXP and ISIS2 cranksets into BB30, PF30, or Specialized OSBB road frames. Its innovative design positions cartridge bearings outboard of the frame, strictly following SRAM specifications to enhance rigidity and eliminate...
      £87.44
      £90.00
      £87.44
      Save £2.56
    • Praxis Works Shimano 24mm Road Bottom Bracket for BB30/PF30 frames, 68mm shell width, component for bike drivetrain.Praxis Works Shimano 24mm road bottom bracket for BB30 and PF30 frames, 68mm shell width, bicycle component.

        Praxis Works BB CONV Shimano 24mm Road Bottom Bracket for BB30/PF30 Frames 68mm

        The Praxis Works BB CONV Shimano 24mm Road Bottom Bracket is the perfect solution for riders looking to install Shimano Hollowtech II cranks on BB30, PF30, or Specialized OSBB frames. Crafted with precision, it ensures a secure and durable fit, allowing you to enjoy...
        £87.44
        £90.00
        £87.44
        Save £2.56
      • Praxis Works M24 BSA bottom bracket for SRAM GXP and ISIS2 cranks, suitable for 68/73mm road and mountain bike frames.Praxis Works M24 BSA bottom bracket for SRAM GXP and ISIS2 cranks, suitable for road and MTB bike frames.

          Praxis M24 BSA Bottom Bracket for SRAM GXP, ISIS2 Cranks 68/73mm Road MTB

          Upgrade your bike’s performance with the Praxis M24 BSA bottom bracket, designed for smooth compatibility with steel spindle Praxis M24, Oval Concepts M24, and SRAM Gxp cranks. Perfectly suited for BSA threaded 68/73mm road and mountain frames, it ensures reliable, long-lasting transmission efficiency. Engineered...
          £53.44
          £55.00
          £53.44
          Save £1.56
        • Praxis BB M30 bottom bracket for 68/73mm threaded BSA frames, bike components for smooth crank installation.Praxis Works BB M30 bottom bracket for 68/73mm English-threaded BSA bike frames, showing the component installed in a bicycle frame

            Praxis BB M30 Bottom Bracket for 68/73mm English-Threaded BSA Frames

            The Praxis Works BB M30 bottom bracket is specifically designed for Praxis M30 cranks featuring 30/28mm stepped axles. It fits perfectly into 68mm road and 73mm MTB English-threaded BSA frames, ensuring a secure and precise installation. Please note that straight 30mm axles are not...
            £53.44
            £55.00
            £53.44
            Save £1.56
          • Praxis Works BB Sram DUB bottom bracket for 68/73mm BSA threaded bike frames, component for smooth crank installation.Praxis Works Sram DUB Bottom Bracket for BSA threaded frames, 68/73mm, durable bike components with precise installation.

              Praxis BB Sram DUB Bottom Bracket 68/73mm BSA Threaded Frame Compatible

              Upgrade your bike with the Praxis BSA threaded bottom bracket, designed for seamless installation of Sram DUB cranks into BSA frames. Crafted for durability and smooth performance, it ensures reliable transmission efficiency on every ride. What It’s Good For Compatible with Sram DUB cranks...
              £53.44
              £55.00
              £53.44
              Save £1.56
            • Praxis Works M30 Thru Bottom Bracket T47 external, compatible with Lyft, RaceFace, Rotor, CaneCreek mountain bike componentsPraxis Works M30 Thru Bottom Bracket T47 external for bike components, compatible with Lyft, RaceFace, Rotor, CaneCreek.

                Praxis M30 Thru Bottom Bracket T47 External Compatible with Lyft, RaceFace, Rotor, CaneCreek

                The Praxis M30 Thru BB is engineered to deliver exceptional performance and durability for your bottom bracket needs. Specifically designed for compatibility with Praxis Lyft Carbon Crank, RaceFace "Cinch", Rotor “REX” MTB Crank, and CaneCreek eeWings, this bottom bracket ensures a precise and reliable...
                £53.44
                £55.00
                £53.44
                Save £1.56
              • Praxis Works Shimano BB CONV T47 bottom bracket with 24mm spindle and external cups for 68/73mm shells, bike components.Praxis Works BB CONV Shimano 24mm T47 bottom bracket with 68/73mm external cups for bike components.

                  Praxis BB CONV Shimano 24mm T47 Bottom Bracket 68/73mm External Cups

                  The Praxis BB CONV allows seamless installation of Shimano Hollowtech II cranks into T47 frames with external cups. Designed for 68mm road and 68/73mm mountain frame compatibility, it ensures smooth transmission and reliable performance. Crafted by Praxis Works, this bottom bracket offers durability and...
                  £53.44
                  £55.00
                  £53.44
                  Save £1.56
                • Praxis Works M30 T47 threaded bottom bracket for 68/73mm road and mountain bike shells, showing the black metal componentPraxis Works M30 T47 threaded bottom bracket for 68/73mm road and MTB bike shells, showing the component with threading details.

                    Praxis Works M30 T47 Threaded Bottom Bracket for 68/73mm Road & MTB Shells

                    The Praxis Works M30 T47 bottom bracket is engineered specifically for Praxis M30 cranks with 30/28mm stepped axles, ensuring a perfect fit and smooth performance. Designed for T47 frames, it supports 68mm road and 68/73mm mountain bike shells, offering versatility across different bike types....
                    £53.44
                    £55.00
                    £53.44
                    Save £1.56
                  • Praxis Works BB M30 T47 internal bearing road bottom bracket with 85.5mm spindle for stepped axles, shown mounted on bike component.Praxis Works BB M30 T47 internal bearing road bottom bracket with 85.5mm spindle for stepped axles, shown in close-up.

                      Praxis BB M30 T47 Internal Bearing Road Bottom Bracket 85.5mm for Stepped Axles

                      The Praxis BB M30 T47 I.B. Road 85.5mm bottom bracket is designed specifically for Praxis M30 cranks with 30/28mm stepped axles. It ensures a perfect fit for T47 internal bearing road frames, delivering smooth and reliable performance. Its precision engineering provides excellent durability and...
                      £53.44
                      £55.00
                      £53.44
                      Save £1.56
                    • Praxis Works Spare Conv BB PF Sleeve 73mm for PressFit Bottom Brackets, bicycle component, black metal sleeve for bike maintenancePraxis Works Spare Conv BB PF Sleeve 73mm for press-fit bottom brackets, shown with detailed close-up of the component

                        Praxis Works Spare Conv BB PF Sleeve 73mm for PressFit Bottom Brackets

                        Upgrade your bike with the Praxis SPARE Conv BB PF Sleeve 73mm, designed for seamless bottom bracket compatibility. Crafted to ensure a precise fit, it enhances drivetrain performance and durability. Made by Praxis Works, this component is essential for maintaining smooth transmission and extending...
                        £13.00
                        £13.00
                      • Praxis Works SPARE Conv BB PF Sleeve for 68mm Press Fit Bottom Bracket, replacement bicycle component, black metal colorPraxis Works SPARE Conv BB PF Sleeve 68mm for press fit bottom bracket replacement, showing the black component with branding.

                          Praxis SPARE Conv BB PF Sleeve 68mm for Press Fit Bottom Bracket Replacement

                          The Praxis SPARE Conv BB PF Sleeve 68mm ensures precise fitment and durability for your bottom bracket. Crafted for smooth transmission, it enhances your bike’s performance and longevity. What It’s Good For Maintaining secure bottom bracket alignment Extending the life of your drivetrain components...
                          £13.00
                          £13.00
                        • Praxis Works SPARE M30 BB Converter Seal Kit for bottom bracket protection and durability, shown with seals and components.Praxis Works M30 Bottom Bracket Converter Seal Kit with protective seals for durable bike component maintenance

                            Praxis SPARE M30 BB Converter Seal Kit – Bottom Bracket Protection & Durability

                            Ensure smooth performance with the Praxis SPARE BB converter Seal Kit M30. Designed for durability, it protects your bottom bracket from dirt and moisture. Easy to install and made to fit perfectly, this seal kit extends the life of your components. Keep your transmission...
                            £15.00
                            £15.00
                          • Pair of Praxis Works 68mm OSBB Delrin sleeve bottom bracket upgrade for bicycle components, showing the durable plastic sleeves.Praxis Works 68mm OSBB Delrin sleeves pair for bottom bracket upgrade, showing metal components and precise fit details.

                              Praxis Works 68mm OSBB Delrin Sleeves Pair Spare Bottom Bracket Upgrade

                              Upgrade your bike’s bottom bracket with these durable Praxis Works Delrin sleeves. Designed for a precise 68mm OSBB fit, they ensure smooth rotation and long-lasting performance. Crafted from high-quality Delrin, these sleeves reduce friction and enhance drivetrain efficiency. Easy to install and compatible with...
                              £13.00
                              £13.00
                            • Praxis Works Shimano bottom bracket converter seal kit, bicycle components for BB protection, detailed image of the seal assembly.Praxis Works spare bottom bracket converter seal kit for Shimano Shimano bottom bracket protection components, shown in the image.

                                Praxis Spare BB Converter Seal Kit for Shimano Bottom Bracket Protection

                                Ensure smooth and reliable performance with the Praxis BB converter Seal Kit for Shimano. Designed to keep your bottom bracket sealed and protected from dirt and moisture, this kit extends the life of your bike's transmission components. Crafted with precision by Praxis Works, it...
                                £8.00
                                £8.00
                              • Praxis Works M30 Bottom Bracket Wrench for M30, BSA, BB30, and PF30 bicycle bottom brackets, workshop tool in hand.Praxis Works M30 Bottom Bracket Wrench for M30, BSA, BB30, and PF30 bottom brackets, workshop tool for bike maintenance.

                                  Praxis M30 Bottom Bracket Wrench TOOL for M30, M30 THRU, M30 BSA & BB30/PF30

                                  The Praxis M30 BB Wrench is precision-engineered specifically for the Praxis M30 bottom bracket family. Designed for mechanics who prefer a wrench-style tool, it ensures a secure and efficient fit for installing and removing M30 components. This tool guarantees optimal performance with Praxis M30,...
                                  £21.37
                                  £22.00
                                  £21.37
                                  Save £0.63
                                • Praxis Works M35 Bottom Bracket Tool 2-Pack with 3/8" sockets for Fuji bikes, suitable for workshop use, shown in a set.Praxis Works M35 Bottom Bracket Tool 2-pack with 3/8" socket for Fuji bikes, workshop tool set in use or display.

                                    Praxis M35 Bottom Bracket Tool 2-Pack 3/8" Socket for Fuji Bikes

                                    The Praxis M35 BB tool is designed exclusively for M35 bottom brackets, ensuring precise installation and removal. Crafted for durability and compatibility, this 2-pack includes 3/8" socket style tools essential for working with Fuji bikes and others using M35 BB. Perfect for maintaining your...
                                    £19.44
                                    £20.00
                                    £19.44
                                    Save £0.56
                                  • Praxis - CS - Lyft G2 - 165mm | Swinnerton Cycles

                                    Praxis Works CS Lyft G2 165mm Mountain Bike Crankset for Trail Performance

                                    The Praxis CS Lyft G2 165mm crankset is engineered to elevate your mountain biking experience with unmatched precision and durability. Crafted by Praxis Works, this high-quality component is tailored for riders who prioritize performance and reliability on demanding trails. Its 165mm crank arm length...
                                    £417.74
                                    £430.00
                                    £417.74
                                    Save £12.26
                                  • Praxis - Pedal Spares - Rebuild Kit

                                    Praxis Works Pedal Spares Rebuild Kit – Bearings, Seals & Screws Replacement - Silver

                                    Maintain your pedals' performance with the Praxis Works Pedal Spares Rebuild Kit. This comprehensive kit includes essential components like bearings, bushings, spindle screws, lip seals, spacers, and plugs to restore smooth operation and extend pedal life. Designed for durability and precision, these high-quality parts...
                                    £23.00
                                    £23.00
                                    • Silver
                                  • Praxis - CS - Zayante Carbon GR DM XPraxis - CS - Zayante Carbon GR DM X

                                    Praxis CS Zayante Carbon GR DM X Chainset for Shimano GRX & SRAM WIDE 2x Gravel Drivetrains - Black

                                    The Praxis CS - Zayante Carbon GR DM X chainset is engineered for riders who demand precision, durability, and lightweight performance in their gravel and road bike setups. Crafted with in-house carbon "RTM+Filament Winding" technology, this chainset combines carbon arms with an alloy M30...
                                    £360.00
                                    £360.00
                                    • Black
                                  • Praxis - CR - LT2 XRING/SPIDER KIT 50/34 10/11/12spdPraxis - CR - LT2 XRING/SPIDER KIT 50/34 10/11/12spd

                                    Praxis CR LT2 X-Ring Spider Kit 50/34 10/11/12-Speed Road Crank Upgrade - Black

                                    The Praxis - CR - LT2 XRING/SPIDER KIT 50/34 10/11/12spd is a versatile upgrade solution designed for cyclists seeking to enhance their current Praxis 3-Bolt Direct Mount road crank. Crafted from cold forged 7075-T6 aluminium, this kit offers exceptional durability and precision. Whether you're...
                                    £200.00
                                    £200.00
                                    • Black
                                  • Praxis - BB M30 - MTB 73mm BB30/PF30 - R-Collet CERAMICPraxis - BB M30 - MTB 73mm BB30/PF30 - R-Collet CERAMIC

                                    Praxis Works BB M30 Ceramic MTB Bottom Bracket 73mm BB30/PF30 R-Collet - Black

                                    The Praxis Works BB M30 Bottom Bracket is engineered specifically for M30 spindle-based cranks, delivering precision and durability for your MTB setup. Crafted from forged and machined heat-treated 7075 T6 aluminium, this component offers exceptional strength while remaining lightweight. Its patent-pending outboard bearing design...
                                    £225.00
                                    £225.00
                                    • Black
                                  • Praxis - BB CONV - Shimano 24mm MTB 73mm BB30/PF30 CERAMICPraxis - BB CONV - Shimano 24mm MTB 73mm BB30/PF30 CERAMIC

                                    Praxis Works BB CONV Shimano 24mm MTB Ceramic Bottom Bracket for BB30/PF30 Frames - Black

                                    The Praxis Works BB CONV Shimano 24mm MTB 73mm BB30/PF30 Ceramic bottom bracket is engineered to deliver exceptional performance for mountain biking enthusiasts. Crafted from forged and machined heat-treated 7075 T6 aluminium, this component combines durability with lightweight strength. The patent-pending outboard bearing design...
                                    £225.00
                                    £225.00
                                    • Black
                                  • Praxis Works SPARE M24/GXP bottom bracket full seal kit with dust covers and wave washer, showing components and seals.Praxis Works SPARE M24/GXP bottom bracket full seal kit with dust covers and wave washer for bike components.

                                    Praxis SPARE M24/GXP Bottom Bracket Full Seal Kit with Dust Covers & Wave Washer

                                    The Praxis SPARE M24/GXP BB Full Seal Kit offers durable dust covers and a wave washer to maintain optimal crank performance. Designed for all versions of the Praxis M24 bottom bracket, it ensures smooth transmission and protection from debris. What It’s Good For Extending...
                                    £13.00
                                    £13.00
                                  • Praxis Works CS MTB DH9 downhill crank arms, 165mm length, durable bike components for gravity riding, shown on a bike.Praxis Works CS MTB DH9 downhill crank arms in 165mm length, durable components for gravity riding and mountain biking.

                                    Praxis CS MTB DH9 Downhill Crank Arms Only 165mm - Gravity Riding Durable Parts

                                    The Praxis CS MTB DH9 Arms Only - 165 is engineered specifically for gravity riders and long-travel mountain biking enthusiasts who demand strength and reliability. Crafted from high-grade alloy with reinforced cross sections, these crank arms are built to withstand the toughest downhill conditions....
                                    £179.72
                                    £185.00
                                    £179.72
                                    Save £5.28
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                                  Upgrade your drivetrain with our Praxis Works collection at Swinnerton Cycles. Praxis Works produces premium bottom brackets, chainrings, and cranksets engineered for road, gravel, and MTB cyclists who demand smooth, efficient power transfer and long-lasting durability. Browse the full Praxis Works range and explore our wider Bottom Brackets and Chainrings collections.

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