Bike Drivetrain

Power every pedal stroke with our extensive Bike Drivetrain range - everything you need to get smooth, efficient, and reliable performance out of your bike. From lightweight chains and high‑grade cassettes to cranksets, bottom brackets, derailleurs, chainrings and full groupsets, our components are built to last and tuned for precision....

Power every pedal stroke with our extensive Bike Drivetrain range - everything you need to get smooth, efficient, and reliable performance out of your bike. From lightweight chains and high‑grade cassettes to cranksets, bottom brackets, derailleurs, chainrings and full groupsets, our components are built to last and tuned for precision.

Whether you’re maintaining your commuter, upgrading your road rig, or fine‑tuning your mountain beast, find the right part by brand, compatibility, speed, material, or budget. Enjoy expert product support, genuine parts and easy returns. Keep your drive clean, crisp & chain‑perfect.

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Bottom Brackets
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Rear Mech
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  • Race Face Chain Ring - Direct Mount Steel ChainringRace Face Chain Ring - Direct Mount Steel Chainring

    Race Face Chain Ring - Direct Mount Steel Chainring - Black

    Built to outlast, this hard-wearing and corrosion resistant steel direct mount ring has a lifespan that is measured in years not months. FEATURES Narrow Wide tooth profiling ensures ultimate chain retention. Attaches as part of the RF Cinch system (using common Park BBT-22 bottom...
    £26.95
    £26.95
    • Black
  • Race Face Chain Ring - Direct Mount Narrow/Wide Single ChainringRace Face Chain Ring - Direct Mount Narrow/Wide Single Chainring

    Race Face Chain Ring - Direct Mount Narrow/Wide Single Chainring - Black

    Race Face's new Direct Mount Single ring. Designed and machined in our Vancouver, BC facility, tested on the North Shore and in the Whistler Bike Park. FEATURES Narrow Wide tooth profiling ensures ultimate chain retention. Attaches as part of the RF Cinch system (using...
    £52.16
    £59.95
    £52.16
    Save £7.79
    • Black
    • Blue
    • Green
    • Orange
  • Race Face Chain Ring - Direct Mount Chainring, 3 Bolt CompatibleRace Face Chain Ring - Direct Mount Chainring, 3 Bolt Compatible

    Race Face Chain Ring - Direct Mount Chainring, 3 Bolt Compatible - Black

    Race Face's new Direct Mount Single ring. Designed and machined in our Vancouver, BC facility, tested on the North Shore and in the Whistler Bike Park.Race Face Direct Mount rings deliver substantial weight saving compared to a standard SRAM chainring and spider combo. And...
    £52.16
    £59.95
    £52.16
    Save £7.79
    • Black
  • Race Face Chain Ring - Direct Mount 12 Speed Chainring Wide Off-setRace Face Chain Ring - Direct Mount 12 Speed Chainring Wide Off-set

    Race Face Chain Ring - Direct Mount 12 Speed Chainring Wide Off-set - Black

    Super Charge your Super Boost Get the optimal chainline and clearance for your Super Boost (157mm) hubs with the standard Race Face136mm spindle. Or a handy extra 3mm of chainline on your Boost (148mm) hubs. Smooth. Durable versatility Crafted from a 7075 alloy plate...
    £60.86
    £69.95
    £60.86
    Save £9.09
    • Black
  • Race Face Chain Ring - BOSCH G4 e-MTB Direct Mount Shimano 12 Speed ChainringRace Face Chain Ring - BOSCH G4 e-MTB Direct Mount Shimano 12 Speed Chainring

    Race Face Chain Ring - BOSCH G4 e-MTB Direct Mount Shimano 12 Speed Chainring - Black

    Tough steel construction is strong and hard-wearing with enough stiffness for all your e-MTB torque needs. Its narrow wide tooth profile is SHI-12 spd compatible and provides secure chain retention. Designed to mount directly to BOSCH Gen4 Performance Line CX motor. Two sizes and...
    from £26.06
    £29.95
    from £26.06
    Save £3.89
    • Black
  • Quarq Dfour Road Power Meter Dub 110 Bcd Shimano (Bb Not Included)Quarq Dfour Road Power Meter Dub 110 Bcd Shimano (Bb Not Included)

      Quarq Dfour Road Power Meter Dub 110 Bcd Shimano (Bb Not Included)

      Quarq: Reach new goals and explore new roads with a power meter that delivers on accuracy, durability, and reliability. The Quarq DFour DUB Power Meter is paired with the Quarq DUB Crankarms to pair with your Dura-Ace R9100 or Ultegra R8000 chainrings. A SRAM...
      £528.09
      £607.00
      £528.09
      Save £78.91
    • Problem Solvers Track Sprockets - Disc Mount fixed cogProblem Solvers Track Sprockets - Disc Mount fixed cog

      Problem Solvers Track Sprockets - Disc Mount fixed cog - Silver

      Description: Stamped cogs are inexpensive, but tend to take a bite out of your freehub. Wide profile cogs are great, but tend to take a bite out of your wallet. Our Casettte Cog Carrier (CCC) is Shimano-splined, and sandwiches a spline-less cog. This gives...
      from £15.99
      from £15.99
      • Silver
    • Praxis Works Cranks - eCrank Set, Specialized M30 Road, CarbonPraxis Works Cranks - eCrank Set, Specialized M30 Road, Carbon

        Praxis Works Cranks - eCrank Set, Specialized M30 Road, Carbon - Black

        Carbon €¢ Left & Right Carbon Fibre Arms. 170mm, 172.5mm and 175mm lengths. €¢ Road use (For Creo SL family of bikes). €¢ For Specialized eBikes with "SL 1.1" motor using Praxis M30 spindle/spline. €¢ Alloy main crank bolt with self-extractor | M30 Bolt....
        £269.70
        £310.00
        £269.70
        Save £40.30
        • Black
      • Praxis Works Cranks - eCrank Set, Specialized M30 MTB, CarbonPraxis Works Cranks - eCrank Set, Specialized M30 MTB, Carbon

          Praxis Works Cranks - eCrank Set, Specialized M30 MTB, Carbon - Black

          Carbon €¢ Left & Right Carbon Fibre Arms. 160, 165 and 170mm lengths. €¢ MTB use (For Levo SL family of bikes). €¢ For Specialized eBikes with "SL 1.1" motor using Praxis M30 spindle/spline. €¢ Alloy main crank bolt with self-extractor | M30 Bolt....
          £269.70
          £310.00
          £269.70
          Save £40.30
          • Black
        • Praxis Works Cranks - eCrank Set, Specialized, CarbonPraxis Works Cranks - eCrank Set, Specialized, Carbon

            Praxis Works Cranks - eCrank Set, Specialized, Carbon - Carbon

            Carbon €¢ Left & Right Carbon Fibre Arms. 160, 165 and 170mm lengths. MTB use. €¢ For Levo, Kenevo, Vado, Como eBikes with the steel ISIS spindle/motor (not SL family). €¢ Weight 375g+/-. €¢ M30 Alloy main crank bolt with self-extractor | 8mm Allen...
            £269.70
            £310.00
            £269.70
            Save £40.30
            • Carbon
          • Praxis Works Cranks - eCrank Set, ISIS Fit, AlloyPraxis Works Cranks - eCrank Set, ISIS Fit, Alloy

              Praxis Works Cranks - eCrank Set, ISIS Fit, Alloy - Black

              Alloy €¢ LEFT & RIGHT SET | Alloy eCranks | Cold Forged Aluminium. €¢ Newly added HD Heavy Duty version for aggressive MTN riders. €¢ AL main crank bolt with self-extractor | M24 Bolt for ISIS eCranks. €¢ 8mm Allen wrench for install/removal of...
              £73.95
              £85.00
              £73.95
              Save £11.05
              • Black
            • Praxis Works Cranks - eCrank Set, Brose/Fazua, CarbonPraxis Works Cranks - eCrank Set, Brose/Fazua, Carbon

                Praxis Works Cranks - eCrank Set, Brose/Fazua, Carbon - Black

                Carbon €¢ L & R Carbon Arms | 165/170 | MTN or Road use. €¢ For installation on e-bikes that use a stock BROSE or FAZUA motor. €¢ Alloy main crank bolt with self-extractor | 8mm Allen for install/removal | 50Nm torque. €¢ 375g+/-...
                £269.70
                £310.00
                £269.70
                Save £40.30
                • Black
              • Praxis Works Cranks - CS, Zayante DM Carbon SPraxis Works Cranks - CS, Zayante DM Carbon S

                Praxis Works Cranks - CS, Zayante DM Carbon S - Black

                Zayante Carbon S The all new Zayante Carbon €œS € is our new economic version of our Zayante Carbon. We take the same great Zayante Carbon crank arms, and we fit it up with a simplified version the brand new cold forged LevaTime II...
                £243.60
                £280.00
                £243.60
                Save £36.40
                • Black
              • Praxis Works Cranks - CS MTB, Cadet G2, Arms OnlyPraxis Works Cranks - CS MTB, Cadet G2, Arms Only

                  Praxis Works Cranks - CS MTB, Cadet G2, Arms Only - Black

                  Cadet M30 Perfect for trail riding and cross country, the Cadet ushers in a new level of performance aimed at value-driven riders. With stiff and light solid forged-aluminium arms, a stout M30 alloy spindle and a direct mount ring interface, the new Cadet M30...
                  £152.25
                  £175.00
                  £152.25
                  Save £22.75
                  • Black
                • Praxis Works Cranks - eCrank Set, Specialized M30 MTB, AlloyPraxis Works Cranks - eCrank Set, Specialized M30 MTB, Alloy

                    Praxis Works Cranks - eCrank Set, Specialized M30 MTB, Alloy - Black

                    Working closely with Specialized, Praxis have created e-crank arms for many of their e-bikes. Simply pull off the stock aluminium crankarms and bolt on these carbon cranks for a lighter, higher performance setup on your Specialized e-bike. eCranks for the SL family of eBikes...
                    £82.65
                    £95.00
                    £82.65
                    Save £12.35
                    • Black
                  • Praxis Works Cranks - CS, Zayante DM CarbonXPraxis Works Cranks - CS, Zayante DM CarbonX

                    Praxis Works Cranks - CS, Zayante DM CarbonX - Black

                    With Levatime II X-Spider & Rings | The Zayante Carbon is the ultimate marriage of lightness, stiffness and versatility ¢ ‚¬ ¦The name Zayante comes from a famous redwood-covered road climb here in Santa Cruz and so we felt the name was fitting. These...
                    £304.50
                    £350.00
                    £304.50
                    Save £45.50
                    • Black
                  • Praxis Works Cranks - CS, Zayante Carbon GR DM XPraxis Works Cranks - CS, Zayante Carbon GR DM X

                    Praxis Works Cranks - CS, Zayante Carbon GR DM X - Black

                    NEW ZAYANTE GR - Now available in a 2X version specifically for Gravel Bikes using the wider chainline groups such as Shimano "GRX" or SRAM "Wide".Carbon crankset specifically for Gravel 2X wider chainline. See dropdown menu for offered options. You want a performance alloy...
                    £304.50
                    £350.00
                    £304.50
                    Save £45.50
                    • Black
                  • Praxis Works Cranks - CS MTB, Girder Carbon G2, Arms OnlyPraxis Works Cranks - CS MTB, Girder Carbon G2, Arms Only

                      Praxis Works Cranks - CS MTB, Girder Carbon G2, Arms Only - Black

                      New Shape, New Generation, New Beginning. With new updated carbon shape and spacing, the new Gen2 Girder Carbon aims to be the new trail master. Trail riders that expect top level performance, finish and fitment will not be let down. Lightweight carbon arms, rigid...
                      £269.70
                      £310.00
                      £269.70
                      Save £40.30
                      • Black
                    • Praxis Works Cranks - CS, Alba GR DM XPraxis Works Cranks - CS, Alba GR DM X

                      Praxis Works Cranks - CS, Alba GR DM X - Black

                      NEW ALBA GRAVEL - Now available in a 2x version specifically for Gravel Bikes using the wider chainline groups such as Shimano "GRX" or SRAM "Wide".Forged alloy crankset specifically for Gravel 2X wider chainline and Front Derailleurs. See dropdown menu for offered options. You...
                      £156.60
                      £180.00
                      £156.60
                      Save £23.40
                      • Black
                    • Praxis Works Cranks - CS, Lyft G2Praxis Works Cranks - CS, Lyft G2

                        Praxis Works Cranks - CS, Lyft G2 - Black

                        Created as the ultimate mountain Trail/XC crank, the carbon LYFT sits atop as the king. With its super light carbon arms, M30-THRU alloy spindle with alloy preload adjuster the LYFT is our premier Trail/XC crank for those that want the very best.
                        £365.40
                        £420.00
                        £365.40
                        Save £54.60
                        • Black
                      • Praxis Works Chain Ring - E-Ring, 104 BCD NW 1x Direct threadedPraxis Works Chain Ring - E-Ring, 104 BCD NW 1x Direct threaded

                        Praxis Works Chain Ring - E-Ring, 104 BCD NW 1x Direct threaded - Black

                        Upgrade your Road eBike with the new Praxis MTN Narrow Wide eBike rings. These rings are machined from 7075 T6 aluminium and hard anodized to take a beating
                        from £30.00
                        £105.00
                        from £30.00
                        Save £75.00
                        • Black
                      • Praxis Works Cranks - CS, Alba DM XPraxis Works Cranks - CS, Alba DM X

                        Praxis Works Cranks - CS, Alba DM X - Black

                        Deep in the hills of Santa Cruz, cyclists are met by a nasty, four mile, 1800 ft. climb named Alba Road. This respected ascent was the inspiration for our Alba road crank. With its shapely forged-alloy arms, M30 alloy spindle, new LevaTime II X-Spider...
                        £156.60
                        £180.00
                        £156.60
                        Save £23.40
                        • Black
                      • Praxis Works Chain Ring - CR, Direct Mount NW 3mm OffsetPraxis Works Chain Ring - CR, Direct Mount NW 3mm Offset

                        Praxis Works Chain Ring - CR, Direct Mount NW 3mm Offset - Black

                        Tough enough for Enduro, Downhill, and also weight conscious for XC riding, Praxis MTN Narrow Wide rings are machined from 7075 T6 aluminium and hard anodized to take a beating.
                        £65.25
                        £75.00
                        £65.25
                        Save £9.75
                        • Black
                      • Praxis Works Chain Ring - CR, 110 BCD NW 1xPraxis Works Chain Ring - CR, 110 BCD NW 1x

                        Praxis Works Chain Ring - CR, 110 BCD NW 1x - Black

                        Whether you ¢ ‚¬ „¢re cyclo-crossing in mud or grinding gravel, Praxis 1x rings are ready for action with the new Narrow Wide tooth profile.
                        from £78.30
                        £90.00
                        from £78.30
                        Save £11.70
                        • Black
                      • Praxis Works Chain Ring - CR, 104 BCD Wave 1xPraxis Works Chain Ring - CR, 104 BCD Wave 1x

                        Praxis Works Chain Ring - CR, 104 BCD Wave 1x - Black

                        With patent pending Wave ¢ €ž ¢ retention technology. Licensed and developed in conjunction with MRP.The Wave ¢ €ž ¢ pattern applies alternating lateral force to each chain link to actively retain links to ring ¢ ‚¬ €œ going beyond narrow/wide implementation that relies...
                        £47.85
                        £55.00
                        £47.85
                        Save £7.15
                        • Black
                      • Praxis Works Chain Ring - CR, 104 BCD NW 1xPraxis Works Chain Ring - CR, 104 BCD NW 1x

                        Praxis Works Chain Ring - CR, 104 BCD NW 1x - Black

                        Tough enough for Enduro, Downhill, and also weight conscious for XC riding, Praxis MTN Narrow Wide rings are machined from 7075 T6 aluminium and hard anodized to take a beating.
                        £47.85
                        £55.00
                        £47.85
                        Save £7.15
                        • Black
                      • MRP Chain Device - SXg Chain DeviceMRP Chain Device - SXg Chain Device

                        MRP Chain Device - SXg Chain Device - Black

                        With the SXg, MRP delivers a guide without compromise and with no equal. No longer does the desire for protection and both upper and lower retention have to come at the expense of weight, efficiency, or the addition of moving parts - have your...
                        £147.89
                        £169.99
                        £147.89
                        Save £22.10
                        • Black
                      • MRP Chain Device - SXg Carbon Chain DeviceMRP Chain Device - SXg Carbon Chain Device

                        MRP Chain Device - SXg Carbon Chain Device - Black

                        With the SXg, MRP delivers a guide without compromise and with no equal. No longer does the desire for protection and both upper and lower retention have to come at the expense of weight, efficiency, or the addition of moving parts - have your...
                        £191.39
                        £219.99
                        £191.39
                        Save £28.60
                        • Black
                      • MRP Chain Device - SXg Carbon BackplateMRP Chain Device - SXg Carbon Backplate

                        MRP Chain Device - SXg Carbon Backplate - Black

                        Spares for SXg guide. Please note the upper guide is shared across the G4 and SXg chain guides and can be found here: https://www.ison-distribution.com/english/product.php?part=CHMRG4UGK
                        £104.39
                        £119.99
                        £104.39
                        Save £15.60
                        • Black
                      • MRP Chain Device - SXg Backplate

                        MRP Chain Device - SXg Backplate - Black

                        £60.89
                        £69.99
                        £60.89
                        Save £9.10
                        • Black
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