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.

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  • Praxis Works Bb M30 Bsa Ceramic 68/73Mm Threaded Bottom BracketPraxis - BB M30 - 68/73mm BSA Ceramic

      Praxis - BB M30 - 68/73mm BSA Ceramic

      M30 BOTTOM BRACKETS ARE FOR PRAXIS M30 CRANKS WITH 30/28MM STEPPED AXLES. STRAIGHT 30MM AXLES WILL NOT FIT. For 68mm ROAD/73mm MTB frames English Threaded BB for installing an M30 Spindle based crank in an English threaded/BSA frame. We based the new Turn cranks...
      £140.40
      £160.00
      £140.40
      Save £19.60
    • Praxis Works Bb Conv Shimano 24Mm Road 68Mm Bb30/Pf30 Ceramic Bottom BracketPraxis - BB CONV - Shimano 24mm ROAD 68mm BB30/PF30 CERAMIC

        Praxis - BB CONV - Shimano 24mm ROAD 68mm BB30/PF30 CERAMIC

        68mm for Shimano Road Cranks 73mm for Shimano MTB Cranks Ok...so you have BB30, PF30* (Please See Notes in Spec) or a Specialized OSBB frame, but you need to run a Shimano crank? No worries. Our Praxis Works Conversion Bottom Bracket is just what...
        £162.83
        £185.00
        £162.83
        Save £22.17
      • Praxis Works Bb M30 Thru 68Mm/73Mm Bsa W/Inner Sleeve Bottom BracketPraxis - BB M30 THRU - 68mm/73mm BSA w/inner sleeve

          Praxis - BB M30 THRU - 68mm/73mm BSA w/inner sleeve

          M30 Thru BBThe Praxis M30 Thru BB is designed to be a proper bottom bracket (BB) for installing the Praxis Lyft Carbon Crank, RaceFace "Cinch", Rotor ¢ ‚¬Å“REX ¢ ‚¬  MTB Crank or CaneCreek eeWings. The Praxis patent pending design keeps the Enduro...
          £39.98
          £45.00
          £39.98
          Save £5.02
        • Praxis Works Bb M30 Thru Road 68Mm Bb30/Pf30 R- Collet Bottom BracketPraxis - BB M30 THRU - ROAD 68mm BB30/PF30 R- Collet

            Praxis - BB M30 THRU - ROAD 68mm BB30/PF30 R- Collet

            All Praxis Products View all bottom brackets Find a stockist M30 Thru BB The Praxis M30 Thru BB is designed to be a proper bottom bracket (BB) for installing the Praxis Lyft Carbon Crank, RaceFace "Cinch", Rotor "REX" MTB Crank or CaneCreek eeWings. The...
            £66.30
            £75.00
            £66.30
            Save £8.70
          • Praxis Works Bb Conv Sram/Gxp/Isis2 Road 68Mm Bb30/Pf30 Bottom BracketPraxis - BB CONV - SRAM/GXP/ISIS2 ROAD 68mm BB30/PF30

              Praxis - BB CONV - SRAM/GXP/ISIS2 ROAD 68mm BB30/PF30

              The Praxis Works SRAM bottom bracket converter GXP/ISIS 2 is designed to be a proper bottom bracket BB for installing SRAM GXP/ISIS2 cranks in either BB30, PF30, or Specialized €™s OSBB road frames. Our patent pending design keeps the cartridge bearings outboard of the...
              £66.30
              £75.00
              £66.30
              Save £8.70
            • Praxis Works Bb Conv Shimano 24Mm Road 68Mm Bb30/Pf30 Bottom BracketPraxis - BB CONV - Shimano 24mm ROAD 68mm BB30/PF30

                Praxis - BB CONV - Shimano 24mm ROAD 68mm BB30/PF30

                68mm for Shimano Road Cranks 73mm for Shimano MTB Cranks Ok...so you have BB30, PF30* (Please See Notes in Spec) or a Specialized OSBB frame, but you need to run a Shimano crank? No worries. Our Praxis Works Conversion Bottom Bracket is just what...
                £66.30
                £75.00
                £66.30
                Save £8.70
              • Praxis Works Bb M24/Sram/Gxp/Isis2 Road/MTB 68Mm/73Mm Bsa Bottom BracketPraxis - BB M24/SRAM/GXP/ISIS2 - ROAD/MTB 68/73mm BSA

                  Praxis - BB M24/SRAM/GXP/ISIS2 - ROAD/MTB 68/73mm BSA

                  This is our Praxis M24 BSA threaded bottom bracket for installing steel spindle Praxis M24, Oval Concepts M24, and SRAM Gxp cranks into BSA Threaded 68/73mm Road or MTN frame.
                  £39.98
                  £45.00
                  £39.98
                  Save £5.02
                • Praxis Works Bb M30 68Mm/73Mm Bsa With Internal Sleeve Bottom BracketPraxis - BB M30 - 68/73mm BSA

                    Praxis - BB M30 - 68/73mm BSA

                    M30 BOTTOM BRACKETS ARE FOR PRAXIS M30 CRANKS WITH 30/28MM STEPPED AXLES. STRAIGHT 30MM AXLES WILL NOT FIT. For 68mm ROAD/73mm MTB frames English Threaded BB for installing an M30 Spindle based crank in an English threaded/BSA frame. We based the new Turn cranks...
                    £39.98
                    £45.00
                    £39.98
                    Save £5.02
                  • Praxis Works Bb Sram Dub 68/73 Bsa Bottom BracketPraxis - BB - Sram DUB 68/73 BSA

                      Praxis - BB - Sram DUB 68/73 BSA

                      This is the Praxis BSA threaded bottom bracket for installing an Sram DUB crank into a BSA threaded frame.
                      £39.98
                      £45.00
                      £39.98
                      Save £5.02
                    • Praxis Works Bb Shimano 24Mm Road 68Mm Bsa Bottom BracketPraxis - BB - Shimano 24mm ROAD 68mm BSA

                        Praxis - BB - Shimano 24mm ROAD 68mm BSA

                        Our standard BSA English threaded BB is Shimano „¢ compatible. The 7075 T6 alloy cups feature CNC finishing and standard anodizing. Smooth and durable, the high-grade Enduro 2437 steel bearings are fully sealed and are a fantastic replacement BB for your Shimano „¢ drivetrain....
                        £39.98
                        £45.00
                        £39.98
                        Save £5.02
                      • Praxis Works Bb M30 Thru T47 Internal Bottom BracketPraxis - BB M30 THRU - T47 Internal

                          Praxis - BB M30 THRU - T47 Internal

                          M30 Thru BBThe Praxis M30 Thru BB is designed to be a proper bottom bracket (BB) for installing the Praxis Lyft Carbon Crank, RaceFace "Cinch", Rotor ¢ ‚¬Å“REX ¢ ‚¬  MTB Crank or CaneCreek eeWings. The Praxis patent pending design keeps the Enduro...
                          £43.88
                          £50.00
                          £43.88
                          Save £6.12
                        • Praxis Works Bb M30 Thru T47 External Bottom BracketPraxis - BB M30 THRU - T47 External

                            Praxis - BB M30 THRU - T47 External

                            M30 Thru BBThe Praxis M30 Thru BB is designed to be a proper bottom bracket (BB) for installing the Praxis Lyft Carbon Crank, RaceFace "Cinch", Rotor ¢ ‚¬Å“REX ¢ ‚¬  MTB Crank or CaneCreek eeWings. The Praxis patent pending design keeps the Enduro...
                            £43.88
                            £50.00
                            £43.88
                            Save £6.12
                          • Praxis Works Bb Conv Shimano 24Mm T47 E.B. 68Mm/73Mm Bottom BracketPraxis - BB CONV - Shimano 24mm T47 E.B. 68/73mm

                              Praxis - BB CONV - Shimano 24mm T47 E.B. 68/73mm

                              T47 bottom bracket for installing a Shimano Hollowtech II crank into a T47 frame external cup frame. For 68mm Road frames and 68/73mm Mountain frames.
                              £52.65
                              £60.00
                              £52.65
                              Save £7.35
                            • Praxis Works Bb M30 T47 E.B. Threaded 68Mm/73Mm Bottom BracketPraxis - BB M30 - T47 E.B. Threaded 68/73mm

                                Praxis - BB M30 - T47 E.B. Threaded 68/73mm

                                M30 BOTTOM BRACKETS ARE FOR PRAXIS M30 CRANKS WITH 30/28MM STEPPED AXLES. STRAIGHT 30MM AXLES WILL NOT FIT. The Praxis Works M30 T47 68mm/73mm bottom bracket is for installing our Praxis M30 Spindle based crank into a T47 frame. This BB is designed for...
                                £52.65
                                £60.00
                                £52.65
                                Save £7.35
                              • Miche Integrale Rd Bottom BracketMiche Integrale Rd Bottom Bracket

                                  Miche Integrale Rd Bottom Bracket

                                  The Miche Integrale RD is the latest addition to the Miche Race Division product range, designed for high-performance cycling. It's the first Press-Fit bottom bracket made by Miche, featuring adjustable cups and CeramicSpeed bearings.Integrale RD is an 86.5x41mm (BB86) Press-Fit bottom bracket designed for...
                                  £235.95
                                  £272.00
                                  £235.95
                                  Save £36.05
                                • Miche 122Mm Team Bottom Bracket (Jis) Bottom BracketMiche 122Mm Team Bottom Bracket (Jis) Bottom Bracket

                                    Miche 122Mm Team Bottom Bracket (Jis) Bottom Bracket

                                    122mm Team Bottom Bracket (Jis)
                                    £18.98
                                    £23.00
                                    £18.98
                                    Save £4.02
                                  • Miche Evo Max Cups Bsa Bottom BracketMiche Evo Max Cups Bsa Bottom Bracket

                                      Miche Evo Max Cups Bsa Bottom Bracket

                                      Evo Max integrated bottom bracket with sealed bearings
                                      £22.28
                                      £27.00
                                      £22.28
                                      Save £4.72
                                    • Fsa Pf30 English Adapter Bottom BracketFsa Pf30 English Adapter Bottom Bracket

                                      Fsa Pf30 English Adapter Bottom Bracket

                                      Presses into a PF30 bottom bracket shell with 46mm inner diameter (ID) and 73mm width to allow a threaded bottom bracket to be installed. BS-1.37" 24T treading. Weight: 70g
                                      £31.20
                                      £36.00
                                      £31.20
                                      Save £4.80
                                    • Fsa Bb30 English Adapter Bottom BracketFsa Bb30 English Adapter Bottom Bracket

                                      Fsa Bb30 English Adapter Bottom Bracket

                                      Presses into a BB30 bottom bracket shell with 42mm inner diameter (ID) to allow a threaded bottom bracket to be installed BC-1.37" 24T threading Alloy
                                      £28.28
                                      £33.00
                                      £28.28
                                      Save £4.72
                                    • Fsa Pf30 Bottom Bracket For 24Mm Megaexo Road Cranks Bottom BracketFSA PF30 BB for 24mm MegaExo Road Cranks

                                        FSA PF30 BB for 24mm MegaExo Road Cranks

                                        Press-fit 30 bottom bracket to suit carbon or alloy road BB30 cranksets. Stainless steel cartridge bearings pre-installed in nylon cups for dependable performance. Compatible with BB386 Evo, PF30, and BBRight frame standards. Designed with clearance to allow internal routing of wiring for Di2 or...
                                        £39.00
                                        £45.00
                                        £39.00
                                        Save £6.00
                                      • Fsa Bb-6000 Gossamer Megaexo Bottom BracketFSA BB-6000 - Gossamer MegaExo Bottom Bracket (70mm)

                                          FSA BB-6000 - Gossamer MegaExo Bottom Bracket (70mm)

                                          Oversized cartridge bearings Forged alloy and CNC machined exterrnal cups Composite centre sleeve with double o-ring seals Compatibility:Gossamer MegaExo
                                          £56.55
                                          £66.00
                                          £56.55
                                          Save £9.45
                                        • Fsa Power Drive Bottom BracketFsa Power Drive Bottom Bracket

                                          Fsa Power Drive Bottom Bracket - Silver

                                          Forged hollow SCM4130 chomoly axle Industrial 6002KRS sealed cartridge bearings with oversized ˜3/6" balls Cold forged steel cups Double snap seals for water and dirt protection
                                          from £39.00
                                          £46.00
                                          from £39.00
                                          Save £7.00
                                          • Silver
                                        • Fsa Power Pro Jis Bottom Bracket (Steel Cups) Bottom BracketFsa Power Pro Jis Bottom Bracket (Steel Cups) Bottom Bracket

                                          Fsa Power Pro Jis Bottom Bracket (Steel Cups) Bottom Bracket - Silver

                                          Forged chromoly spindle for JIS square taper Industrial 6002KRS cartridge sealed bearings with oversized 3/16 balls Steel cups with double seals for water and dirt protection
                                          £25.35
                                          £30.00
                                          £25.35
                                          Save £4.65
                                          • Silver
                                        • Fsa Megaevo Road Bottom BracketFSA MegaEvo Road BB (Frame: BSA, Crank: 386Evo)

                                            FSA MegaEvo Road BB (Frame: BSA, Crank: 386Evo)

                                            MegaEvo is a threaded BB that allows a 386Evo crank on a standard frame with BSA shell Black anodized Alu cups For road carbon 386Evo crank Steel bearing 89g
                                            £58.50
                                            £68.00
                                            £58.50
                                            Save £9.50
                                          • Fsa Megaevo MTB Bottom BracketFSA MegaEvo MTB BB (Frame: BSA, Crank: 392Evo)

                                              FSA MegaEvo MTB BB (Frame: BSA, Crank: 392Evo)

                                              MegaEVO MTB Chrome Steel Bottom BracketMegaEVO is a threaded BB that allows you to use a BB392EVO crank on a standard frame with a BSA shell. Type: Bottom brackets Manufacturer: FSA Technology: MegaEvo Discipline: MTB Material: Alloy Weight: 50 Frame Dimension: BSA Compatibility: BB392...
                                              £51.68
                                              £60.00
                                              £51.68
                                              Save £8.32
                                            • Fsa Bb-6000 Gossamer Megaexo Bottom BracketFSA BB-6000 - Gossamer MegaExo Bottom Bracket (68mm)

                                                FSA BB-6000 - Gossamer MegaExo Bottom Bracket (68mm)

                                                Oversized cartridge bearings Forged alloy and CNC machined exterrnal cups Composite centre sleeve with double o-ring seals Compatibility:Gossamer MegaExo
                                                £44.85
                                                £52.00
                                                £44.85
                                                Save £7.15
                                              • Fsa Bb-8681 Slk Light Di2 Megaexo Bottom BracketFSA BB-8681 - SLK Light Di2 MegaExo Bottom Bracket (68mm)

                                                  FSA BB-8681 - SLK Light Di2 MegaExo Bottom Bracket (68mm)

                                                  Oversize cartrdige bearings Forged and CNC machined external cups Alloy centre sleeve with double o-ring seal Anodised cup and sleeve Compatibility: SLK Light MegaExo SLK Pro MegaExo
                                                  £44.85
                                                  £52.00
                                                  £44.85
                                                  Save £7.15
                                                • Fsa Bb-7100 V-Drive Nbd Megaexo Bottom BracketFsa Bb-7100 V-Drive Nbd Megaexo Bottom Bracket

                                                  Fsa Bb-7100 V-Drive Nbd Megaexo Bottom Bracket - Black, Green

                                                  Oversized cartridge bearings Forged alloy and CNC machined external cups Alloy centre sleeve with double o-ring seals Sizes: English threading, 68/73, 83, or 100mm width Weight: 110g
                                                  from £46.80
                                                  £55.00
                                                  from £46.80
                                                  Save £8.20
                                                  • Black, Green
                                                • Fsa Bb-9200 Light Atb Ceramic Bearing Megaexo Bb Bottom BracketFSA BB-9200 - Light ATB Ceramic Bearing MegaExo BB

                                                    FSA BB-9200 - Light ATB Ceramic Bearing MegaExo BB

                                                    Oversized ceramic bearings Forged alloy and CNC machined external cups Alloy centre sleeve with double o-ring seals Compatibility:K-Force Light ATB MegaExo
                                                    £256.43
                                                    £299.00
                                                    £256.43
                                                    Save £42.57
                                                  • Fsa Bb-1000 Gamma Drive Megaexo Bottom BracketFSA BB-1000 - Gamma Drive MTB MegaExo Bottom Bracket

                                                      FSA BB-1000 - Gamma Drive MTB MegaExo Bottom Bracket

                                                      Oversized cartridge bearings Forged steel and CNC machined external cups Composite centre sleeve with double o-ring seals Compatibility:Gamma Drive MegaExo
                                                      £42.90
                                                      £50.00
                                                      £42.90
                                                      Save £7.10
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