Bike Bottom Brackets

Unlock smoother pedalling and improve drivetrain efficiency with our comprehensive Bike Bottom Brackets collection. Whether you need threaded, press‑fit, external, ceramic or traditional cartridge types, we stock components built for durability, low friction, and compatibility with modern cranksets. Explore options from brands like Shimano, SRAM, Enduro Bearings, Wheels Manufacturing &...

Unlock smoother pedalling and improve drivetrain efficiency with our comprehensive Bike Bottom Brackets collection. Whether you need threaded, press‑fit, external, ceramic or traditional cartridge types, we stock components built for durability, low friction, and compatibility with modern cranksets.

Explore options from brands like Shimano, SRAM, Enduro Bearings, Wheels Manufacturing & more. Filter by spindle type, shell width & bearing quality to find the perfect bottom bracket for your frame and drivetrain. Enjoy expert advice, genuine parts and reliability you can trust.

Sidebar
Brand
Size
Colour
Price
£
to
£
Availability
Filter
  • 10
  • 15
  • 20
  • 25
  • 30
  • 50
  • Featured
  • Best selling
  • Alphabetically, A-Z
  • Alphabetically, Z-A
  • Price, low to high
  • Price, high to low
  • Date, old to new
  • Date, new to old
Sort
Sort by:
  • Featured
  • Best selling
  • Alphabetically, A-Z
  • Alphabetically, Z-A
  • Price, low to high
  • Price, high to low
  • Date, old to new
  • Date, new to old
  • Bbb Bottombear Bottom Bracket Bb90 ˜37Mm For ˜24Mm Axle [Bbo-26] Bottom BracketBbb Bottombear Bottom Bracket Bb90 ˜37Mm For ˜24Mm Axle [Bbo-26] Bottom Bracket

      Bbb Bottombear Bottom Bracket Bb90 ˜37Mm For ˜24Mm Axle [Bbo-26] Bottom Bracket

      Press fit chrome steel BB90-95 cartidge bearings. Inner diameter of 24mm and outer diameter of 37mm. Spacers for adapting to BB95 included. Fits 90/95mm wide brackets.
      £25.00
      £30.00
      £25.00
      Save £5.00
    • Bbb Bottompress Bb86 Road [Bbo-21] Bottom BracketBbb Bottompress Bb86 Road [Bbo-21] Bottom Bracket

        Bbb Bottompress Bb86 Road [Bbo-21] Bottom Bracket

        Press Fit bottom bracket for BB86 standard road. Chrome steel bearings. Cup diameter: 41 mm. Inner diameter of 24 mm fits 24mm spindle cranksets. Fits 86.5mm wide brackets
        £32.00
        £38.00
        £32.00
        Save £6.00
      • Bbb Bottombear Bb30 Bottom Bracket [Bbo-19] Bottom BracketBbb Bottombear Bb30 Bottom Bracket [Bbo-19] Bottom Bracket

          Bbb Bottombear Bb30 Bottom Bracket [Bbo-19] Bottom Bracket

          Chrome steel BB30 bearings. Inner diameter of 30mm and outer diameter of 41.96mm. Co-molded bearing shields. Wave washer spacers included. Fits 68/73mm wide brackets. Fits 30mm spindle cranksets.
          £25.00
          £30.00
          £25.00
          Save £5.00
        • Bbb Bottomadapt Reducer For 24Mm Axle Into 386Evo Shell [Bbo-17] Bottom BracketBbb Bottomadapt Reducer For 24Mm Axle Into 386Evo Shell [Bbo-17] Bottom Bracket

            Bbb Bottomadapt Reducer For 24Mm Axle Into 386Evo Shell [Bbo-17] Bottom Bracket

            386Evo 24 reducer Allows the installation of 24mm axle crank sets into a 386Evo bottom bracket shell (PF30 BB required, not included). Alloy spacer with plastic cover
            £25.00
            £25.00
          • Bbb Bottomadapt 30 To 24Mm Reducer [Bbo-16] Bottom BracketBbb Bottomadapt 30 To 24Mm Reducer [Bbo-16] Bottom Bracket

              Bbb Bottomadapt 30 To 24Mm Reducer [Bbo-16] Bottom Bracket

              PF30 24 reducer. Allows the installation of 24 mm spindle crank sets into BB30 and PF30 bottom bracket shells (BB30 or PF30 BB required, not included) Aluminium covered in plastic.
              £30.00
              £35.00
              £30.00
              Save £5.00
            • Bbb Bottompress Pf30 MTB Bottom Bracket [Bbo-05] Bottom BracketBbb Bottompress Pf30 MTB Bottom Bracket [Bbo-05] Bottom Bracket

                Bbb Bottompress Pf30 MTB Bottom Bracket [Bbo-05] Bottom Bracket

                Press Fit bottom bracket PF30 standard MTB. BB30 stainless steel bearings BB30 are preinstalled in bearing cups. Cup diameter: 46 mm. Fits 68/73 mm wide brackets.
                £32.00
                £38.00
                £32.00
                Save £6.00
              • Bbb Bottompress Pf30 Road Bottom Bracket [Bbo-01] Bottom BracketBbb Bottompress Pf30 Road Bottom Bracket [Bbo-01] Bottom Bracket

                  Bbb Bottompress Pf30 Road Bottom Bracket [Bbo-01] Bottom Bracket

                  Press Fit bottom bracket PF30 standard road. BB30 stainless steel bearings are preinstalled in bearing cups. Cup diameter: 46 mm Fits 68 mm wide brackets.
                  £30.00
                  £35.00
                  £30.00
                  Save £5.00
                • Shimano Bb-Mt800 MTB Press Fit Bottom Bracket With Inner Cover For 104.5/107 Mm Bottom BracketShimano Bb-Mt800 MTB Press Fit Bottom Bracket With Inner Cover For 104.5/107 Mm Bottom Bracket

                    Shimano Bb-Mt800 MTB Press Fit Bottom Bracket With Inner Cover For 104.5/107 Mm Bottom Bracket

                    Complete Saint level press-fit bottom bracket assembly for Shimano HollowTech II MTB cranks Cups are made from fibre reinforced polymer material which reduces the risk of frame noise and damage Set includes left and right hand cups, inner cover, and inner O-rings Sealed cups...
                    £31.44
                    £36.99
                    £31.44
                    Save £5.55
                  • Shimano Bb-Mt501 Outboard Bearing Bottom Bracket Set English Thread 68 / 73 Mm Bottom Bracket

                      Shimano Bb-Mt501 Outboard Bearing Bottom Bracket Set English Thread 68 / 73 Mm Bottom Bracket

                      Genuine Shimano HollowTech II bottom bracket assembly Set includes left and right hand cups, spacers, inner cover, and inner O-rings Sealed cups keep out dirt and water Maintenance free Compatible with 68 mm and 73 mm shell Durable anodised finish Easy installation
                      £22.99
                      £20.23
                      £22.99
                      Save £-2.76
                    • Yst Cup Set Loose Ball Bottom BracketYst Cup Set Loose Ball Bottom Bracket

                        Yst Cup Set Loose Ball Bottom Bracket

                        Standard Cup Set O-ring sealed cups. English 24Tpi. Silver. Inc. Caged bearings.
                        £7.00
                        £7.00
                      • Sram Bb Gxp Team Cups English 100 (Gxp Fat Bike) Bottom BracketSram Bb Gxp Team Cups English 100 (Gxp Fat Bike) Bottom Bracket

                          Sram Bb Gxp Team Cups English 100 (Gxp Fat Bike) Bottom Bracket

                          This bottom bracket will keep pedals insulated and turning smoothly. SRAM uses gutter seal technology that vastly improves sealing against the elements while reducing seal drag. The GXP system uses two bicycle-specific cartridge bearings and eight seals for a smooth and long lasting ride....
                          £33.00
                          £38.00
                          £33.00
                          Save £5.00
                        • gusset components bottom bracket ext24 external bb p96757Gusset Components Ext24 External Bb Bottom Bracket

                            Gusset Components Ext24 External Bb Bottom Bracket

                            £30.00
                            £30.00
                          • Gusset Components Mxr Euro Bb Bottom BracketGusset Components Mxr Euro Bb Bottom Bracket

                              Gusset Components Mxr Euro Bb Bottom Bracket

                              To be the fastest, you want lightweight products, and at 133g the MXR BB is just that. This lightweight Euro bottom bracket has threaded CNC alloy cups, alloy spacers and 4 high quality sealed replaceable cartridge bearings. ¢ ‚¬ ¢Euro Type 68mm BB shell...
                              £31.00
                              £35.00
                              £31.00
                              Save £4.00
                            • Gusset Components Euro 19 Bb Set (Exp) Bottom BracketGusset Components Euro 19 Bb Set (Exp) Bottom Bracket

                                Gusset Components Euro 19 Bb Set (Exp) Bottom Bracket

                                This Euro Bottom Bracket has threaded steel cups, spacers and 4 high quality sealed cartridge bearings. ¢ ‚¬ ¢Euro Type 68mm BB shell (BSA ¢ ‚¬ ¢19MM axle compatible (axle not included) ¢ ‚¬ ¢Variable, adjustable chain line. ¢ ‚¬ ¢4 sealed bearings. ¢...
                                £30.00
                                £30.00
                              • Gusset Components Us 19 Bmx Bb Set (Exp) Bottom BracketGusset Components Us 19 Bmx Bb Set (Exp) Bottom Bracket

                                  Gusset Components Us 19 Bmx Bb Set (Exp) Bottom Bracket

                                  This American Bottom Bracket has alloy cups, bearing covers, spacers and high quality sealed cartridge bearings. ¢ ‚¬ ¢American Type 68mm BB shell ¢ ‚¬ ¢19MM axle compatible (axle not included) ¢ ‚¬ ¢Alloy cups ¢ ‚¬ ¢Variable, adjustable chain line. ¢ ‚¬ ¢2...
                                  £30.00
                                  £30.00
                                • Gusset Components Us 22 Bmx Bb Set Bottom BracketGusset Components Us 22 Bmx Bb Set Bottom Bracket

                                    Gusset Components Us 22 Bmx Bb Set Bottom Bracket

                                    Waffen 22mm BMX Sealed Bearing Bottom Bracket: CNC machined alloy cups and flush bearing covers, with big, burly, high quality sealed cartridge bearings. Sliding axle system with spacers to allow a variable chainline. (Axle not included.) Waffen BMX BB system for 22mm axles. (also...
                                    £31.00
                                    £35.00
                                    £31.00
                                    Save £4.00
                                  • Gusset Components Spanish Bb Set 19Mm Bottom BracketGusset Components Spanish Bb Set 19Mm Bottom Bracket

                                      Gusset Components Spanish Bb Set 19Mm Bottom Bracket

                                      This replacement sealed bearing and spacer kit is designed to work with the Spanish type Bottom Bracket systems. The bearings fit directly into the frame. ¢ ‚¬ ¢Available in 19mm fitment (Axle not included) ¢ ‚¬ ¢Includes 48.0mm central Spacer and washers ¢ ‚¬...
                                      £30.00
                                      £30.00
                                    • Gusset Components Grs Pf30 Bottom BracketGusset Components Grs Pf30 Bottom Bracket

                                        Gusset Components Grs Pf30 Bottom Bracket

                                        This lightweight, sealed bearing bottom bracket is constructed using CNC machined alloy cups. Designed to be press-fitted into 46mm Internal Bottom Bracket shells. Works together with common 30mm axle size type cranks. ¢ ‚¬ ¢Universal 68/73mm shell ¢ ‚¬ ¢Road or MTB fit. ¢...
                                        £40.00
                                        £45.00
                                        £40.00
                                        Save £5.00
                                      • Gusset Components Euro 19 Bb (Iasc) Bottom BracketGusset Components Euro 19 Bb (Iasc) Bottom Bracket

                                          Gusset Components Euro 19 Bb (Iasc) Bottom Bracket

                                          Internal Assembly Semi Cartridge (I.A.S.C) Bottom bracket system allows for 19mm axles in Euro (BSA) type threaded BB shells. Compatible with BMX type crank sets and most other similar sliding 19mm axle crank systems. The patent pending Gusset I.A.S.C bottom bracket system installs easily...
                                          £58.00
                                          £65.00
                                          £58.00
                                          Save £7.00
                                        • gusset components bottom bracket mid bb set 22mm p96767Gusset Components Mid Bb Set 22Mm Bottom Bracket

                                            Gusset Components Mid Bb Set 22Mm Bottom Bracket

                                            £30.00
                                            £30.00
                                          • Gusset Components Mid Bb Set 19Mm Bottom BracketGusset Components Mid Bb Set 19Mm Bottom Bracket

                                              Gusset Components Mid Bb Set 19Mm Bottom Bracket

                                              This replacement sealed bearing and spacer kit is designed to work with the American type MID Bottom Bracket systems. The bearings fit directly into the frame. ¢ ‚¬ ¢Available in 19mm or 22mm Axle fitment (Axle not included) ¢ ‚¬ ¢Includes Spacers and washers...
                                              £30.00
                                              £30.00
                                            • Gusset Components Trident Isis Bb Bottom BracketGusset Components Trident Isis Bb Bottom Bracket

                                                Gusset Components Trident Isis Bb Bottom Bracket

                                                Hardcore use ISIS BB that won't let you down.This Triple bearing unit keeps your cranks turning fo longer. THE DIPPED centre helps the installation of the Bottom bracket by giving more clearance thus not fouling the frame lowering the risk of cross threading. ¢...
                                                £36.00
                                                £40.00
                                                £36.00
                                                Save £4.00
                                              • gusset components bottom bracket grs bb86 92 x p96761Gusset Components Grs Bb86/92-X Bottom Bracket

                                                  Gusset Components Grs Bb86/92-X Bottom Bracket

                                                  £30.00
                                                  £30.00
                                                • Sram Bb Dub English/Bsa (MTB Superboost+) 73Mm Bottom BracketSram Bb Dub English/Bsa (MTB Superboost+) 73Mm Bottom Bracket

                                                    Sram Bb Dub English/Bsa (MTB Superboost+) 73Mm Bottom Bracket

                                                    SRAM BB DUB ENGLISH/BSA (MTB SUPERBOOST+) 73MM SINGULAR FOCUS. BETTER SOLUTION. SPECIFICATIONSBB-frame interface: English/BSA 73mmCrank-BB interface: DUBBearing type: StandardSpindle diameter: DUBSpindle length: n/aChainline: n/aSupport E-type FD: n/aCup material: Aluminum
                                                    £33.00
                                                    £38.00
                                                    £33.00
                                                    Save £5.00
                                                  • Sram Dub Bottom Bracket T47 (Road And Road Wide) Bottom BracketSram Dub Bottom Bracket T47 (Road And Road Wide) Bottom Bracket

                                                      Sram Dub Bottom Bracket T47 (Road And Road Wide) Bottom Bracket

                                                      Sram: OVERVIEWThe new SRAM DUB™ bottom bracket series has a simple job—connect your crankarms and protect the smooth, long-lasting application of power to your drivetrain. To allow that singular focus, we've engineered the DUB™ spindle to be the one true unifying component. One oversized...
                                                      £44.00
                                                      £51.00
                                                      £44.00
                                                      Save £7.00
                                                    • Sram Am Bottom Bracket Dub T47 (Road Wide) 85.5Mm 2021: Black T47 Bottom BracketSram Am Bottom Bracket Dub T47 (Road Wide) 85.5Mm 2021: Black T47 Bottom Bracket

                                                        Sram Am Bottom Bracket Dub T47 (Road Wide) 85.5Mm 2021: Black T47 Bottom Bracket

                                                        Sram: The new SRAM DUB „¢ bottom bracket series has a simple job €”connect your crankarms and protect the smooth, long-lasting application of power to your drivetrain. To allow that singular focus, we've engineered the DUB „¢ spindle to be the one true unifying...
                                                        £44.00
                                                        £51.00
                                                        £44.00
                                                        Save £7.00
                                                      • Sram Bb Dub T47 (Road) 85.5Mm: Black 85.5Mm Bottom BracketSram Bb Dub T47 (Road) 85.5Mm: Black 85.5Mm Bottom Bracket

                                                          Sram Bb Dub T47 (Road) 85.5Mm: Black 85.5Mm Bottom Bracket

                                                          Sram: The new SRAM DUB™ bottom bracket series has a simple job—connect your crankarms and protect the smooth, long-lasting application of power to your drivetrain. To allow that singular focus, we've engineered the DUB™ spindle to be the one true unifying component. One oversized...
                                                          £44.00
                                                          £51.00
                                                          £44.00
                                                          Save £7.00
                                                        • Sram Bb Dub English/Bsa (MTB) 73Mm Cannondale Ai: Black Bsa Bottom BracketSram Bb Dub English/Bsa (MTB) 73Mm Cannondale Ai: Black Bsa Bottom Bracket

                                                            Sram Bb Dub English/Bsa (MTB) 73Mm Cannondale Ai: Black Bsa Bottom Bracket

                                                            Sram: SINGULAR FOCUS. BETTER SOLUTION. The new SRAM DUB™ bottom bracket series has a simple job-connect your crankarms and protect the smooth, long-lasting application of power to your drivetrain. To allow that singular focus, we've engineered the DUB™ spindle to be the one true...
                                                            £33.00
                                                            £38.00
                                                            £33.00
                                                            Save £5.00
                                                          • Sram Bb Dub Pressfit 30 (MTB) 83Mm: Black Pressfit 30 Bottom BracketSram Bb Dub Pressfit 30 (MTB) 83Mm: Black Pressfit 30 Bottom Bracket

                                                              Sram Bb Dub Pressfit 30 (MTB) 83Mm: Black Pressfit 30 Bottom Bracket

                                                              Sram: SINGULAR FOCUS. BETTER SOLUTION. The new SRAM DUB™ bottom bracket series has a simple job-connect your crankarms and protect the smooth, long-lasting application of power to your drivetrain. To allow that singular focus, we've engineered the DUB™ spindle to be the one true...
                                                              £44.00
                                                              £51.00
                                                              £44.00
                                                              Save £7.00
                                                            • Sram Bb Dub Pressfit 30 (Road) 83Mm Bottom Bracketsram bottom bracket bb dub pressfit 30 road 83mm p74120

                                                              Sram Bb Dub Pressfit 30 (Road) 83Mm Bottom Bracket

                                                              Sram: SINGULAR FOCUS. BETTER SOLUTION.
                                                              £44.00
                                                              £51.00
                                                              £44.00
                                                              Save £7.00
                                                            Recently Viewed Products

                                                            Why Swinnerton Bikes

                                                            Free UK Shipping Over £50

                                                            Fast free shipping on all UK orders over £50
                                                            Price Match

                                                            *Seen it cheaper, let us know & we'll match it.
                                                            Spread The Cost with Klarna

                                                            Pay in instalments or pay later with Klarna.