Bike Cranks

Bike cranks, also known as cranksets or chainsets, are at the heart of every bicycle drivetrain. They connect the pedals to the chainrings, converting your pedalling force into forward motion. Choosing the right set of cranks affects power transfer, gearing range, weight, and even comfort on long rides. Whether you...

Bike cranks, also known as cranksets or chainsets, are at the heart of every bicycle drivetrain. They connect the pedals to the chainrings, converting your pedalling force into forward motion. Choosing the right set of cranks affects power transfer, gearing range, weight, and even comfort on long rides. Whether you ride road, MTB, gravel, BMX or commuter bikes, upgrading or replacing your cranks can significantly improve performance and reliability.

Road Bike Cranks

Road Bike Cranks
MTB Cranks

MTB Cranks
Track Bike Cranks

Track Bike Cranks
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  • FSA Bosch Ebike Steel Chainguard 03 ThreadedFSA Bosch Ebike Steel Chainguard 03 Threaded

    FSA Bosch Ebike Steel Chainguard 03 Threaded - Black

    Steel Developed for Bosch chain 2nd generation 15T-17T, 18T-20T Black 38.4 grams (W1125) 51 grams (W1126)
    from £16.14
    £18.99
    from £16.14
    Save £2.85
    • Black
  • FSA Bosch Ebike Steel Chainguard 01 ThreadedFSA Bosch Ebike Steel Chainguard 01 Threaded

    FSA Bosch Ebike Steel Chainguard 01 Threaded - Silver

    Steel flat chain guard for belt drive 15T Black or Silver 36 grams
    from £8.49
    £9.99
    from £8.49
    Save £1.50
    • Silver
    • Black
  • FSA Bosch Ebike 1x12 Spider G4 AlloyFSA Bosch Ebike 1x12 Spider G4 Alloy

    FSA Bosch Ebike 1x12 Spider G4 Alloy

    Forged AL6061 spider. BCD 104mm,. 1x C.L - 50mm (W0151). 1x C.L - 53mm (W0152). 1x C.L - 55mm (W0172). Bead blasted anodized black. 61.5grams (W0151), 65.5grams (W0152).
    £29.74
    £34.99
    £29.74
    Save £5.25
  • FSA Bosch Ebike 1x11 Spider G4 SteelFSA Bosch Ebike 1x11 Spider G4 Steel

    FSA Bosch Ebike 1x11 Spider G4 Steel

    Forged steel spider BCD 104mm, 1x C.L - 50mm (W0146), 1x C.L - 53mm (W0147) Black
    £28.89
    £33.99
    £28.89
    Save £5.10
  • FSA Bosch Ebike 1x11 Spider G4 Alloy V-ShapeFSA Bosch Ebike 1x11 Spider G4 Alloy V-Shape

    FSA Bosch Ebike 1x11 Spider G4 Alloy V-Shape

    Only compatible with V-Shape chainrings. Forged AL6061 spider. BCD 104mm. W0134 - Chain Line (CL): 50mm, Offset: 5.2mm. W0138 - Chain Line (CL): 52mm, Offset: 8.2mm. W0140 - Chain Line (CL): 55mm, Offset: 9.9mm.
    from £23.79
    £27.99
    from £23.79
    Save £4.20
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    FSA Alpha Drive V18 JIS Direct Mount Right Hand Arm - Black

    Replacement right hand crank arm for FSA Alpha Drive square taper (JIS) chainsets.
    £23.79
    £27.99
    £23.79
    Save £4.20
    • Black
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    FSA Afterburner MegaExo NBD Left Hand Arm

    £47.59
    £55.99
    £47.59
    Save £8.40
  • FSA Afterburner Modular MegaExo MTB 2x11 ChainsetFSA Afterburner Modular MegaExo MTB 2x11 Chainset

    FSA Afterburner Modular MegaExo MTB 2x11 Chainset - Black

    Convertible spider design for different chainring and chainline configurations Hollow forged AL7050 crank arms Forged then CNC machined AL6061 spider 24mm chromoly axle AL7075 CNC chainring Chromoly chainring bolts Optimized for new 11 speed systems Length: 170, 175mm BSD: 96/68mm Bead blasted black with...
    £143.64
    £168.99
    £143.64
    Save £25.35
    • Black
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    FSA Afterburner 386 MegaExo NBD Left Hand Arm - Black

    £47.59
    £55.99
    £47.59
    Save £8.40
    • Black
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    FSA Afterburner 386 MegaExo Left Hand Arm - Grey

    £47.59
    £55.99
    £47.59
    Save £8.40
    • Grey
    • Black
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    FSA Afterburner 386 BB30 Left Hand Arm

    £47.59
    £55.99
    £47.59
    Save £8.40
  • FSA Yamaha Ebike Spider Gates Carbon Belt DriveFSA Yamaha Ebike Spider Gates Carbon Belt Drive

    FSA Yamaha Ebike Spider Gates Carbon Belt Drive - Black

    Forged AL6061 spider. BCD 104/64mm. C.L - 41.7mm / 45.5mm (Shimano). C.L - 45.5mm (Enviolo). 70g.
    £34.84
    £40.99
    £34.84
    Save £6.15
    • Black
  • FSA Vero Pro JIS 2X11 Alloy Road Chainset V21B Square TaperFSA Vero Pro JIS 2X11 Alloy Road Chainset V21B Square Taper

    FSA Vero Pro JIS 2X11 Alloy Road Chainset V21B Square Taper - Black

    Solid forged crank arm Square interface Length - 165mm, 170mm, 172.5mm, 175mm BCD - 120/90mm 50/34T (WA066/WB024) 48/32T (WA172/WB050) Polished anodized black Laser graphics 751 grams
    £90.94
    £106.99
    £90.94
    Save £16.05
    • Black
  • FSA V-Drive Modular V18 Left Hand ArmFSA V-Drive Modular V18 Left Hand Arm

    FSA V-Drive Modular V18 Left Hand Arm - Black

    Replacement left hand crank arm for FSA V-Drive Modular Chainsets.
    £22.09
    £25.99
    £22.09
    Save £3.90
    • Black
  • FSA V-Drive MegaExo Modular 1x11 MTB Chainset

    FSA V-Drive MegaExo Modular 1x11 MTB Chainset - Black

    Convertible spider design. Narrow-Wide tooth design for maximum chain engagement. Bold shape with smooth surface industrial design. Direct mount forged then CNC machined AL075 chainring. Fits Shimano and SRAM 11-12 speed system. Length - 165, 170, 175mm. Bead blasted anodized black. Laser graphics. Weight:...
    £159.79
    £187.99
    £159.79
    Save £28.20
    • Black
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    FSA TQ HPR50 Ebike Spider 1x 104 BCD - Black

    Forged AL6061 spider. BCD 104mm. Bead blasted anodized black. 43.2grams (W0188), 48.1grams (W0189), 54.7grams (W0190).
    £23.79
    £27.99
    £23.79
    Save £4.20
    • Black
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    FSA Tempo JIS Replacement Right Hand Arm Painted Black - Black

    Replacement right hand arm for FSA Tempo cranks with square taper mount.
    £27.19
    £31.99
    £27.19
    Save £4.80
    • Black
  • FSA Spacer for MTB Modular 3mm BB392 EVO MW489FSA Spacer for MTB Modular 3mm BB392 EVO MW489

    FSA Spacer for MTB Modular 3mm BB392 EVO MW489

    Replacement 3mm spacer for FSA modular cranks.
    £5.94
    £6.99
    £5.94
    Save £1.05
  • FSA SLK MTB Modular Spider [W0107]FSA SLK MTB Modular Spider [W0107]

    FSA SLK MTB Modular Spider [W0107] - Black

    £34.84
    £40.99
    £34.84
    Save £6.15
    • Black
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    FSA SLK 386 Evo Right Hand Arm [K2583] - Black

    Replacement right hand crank arm for FSA SLK 3860 Evo chainsets.
    £189.54
    £222.99
    £189.54
    Save £33.45
    • Black
  • FSA Shimano EP800 Ebike Chainguide 32-38T EL384FSA Shimano EP800 Ebike Chainguide 32-38T EL384

    FSA Shimano EP800 Ebike Chainguide 32-38T EL384 - Black

    For Shimano EP800 Tooth capacity: 32-38T
    £15.29
    £17.99
    £15.29
    Save £2.70
    • Black
  • FSA PowerBox Tab Cover SBblack(4pcs) E0099

    FSA PowerBox Tab Cover SBblack(4pcs) E0099

    Replacement chainring tab covers for FSA Powerbox cranks.
    £18.69
    £21.99
    £18.69
    Save £3.30
  • FSA Powerbox Lock Ring

    FSA Powerbox Lock Ring

    £9.34
    £10.99
    £9.34
    Save £1.65
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    FSA Powerbox Carbon Road Spider - Black

    £1,019.99
    £1,199.99
    £1,019.99
    Save £180.00
    • Black
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    FSA Powerbox Carbon MTB Spider - Black

    £637.49
    £749.99
    £637.49
    Save £112.50
    • Black
  • FSA Powerbox Battery CoverFSA Powerbox Battery Cover

    FSA Powerbox Battery Cover

    £8.49
    £9.99
    £8.49
    Save £1.50
  • FSA Powerbox Alloy Road 386Evo 2x11 Super Compact ChainsetFSA Powerbox Alloy Road 386Evo 2x11 Super Compact Chainset

    FSA Powerbox Alloy Road 386Evo 2x11 Super Compact Chainset - Black

    Cold forged AL6061/T6 aluminium crank arms BB386Evo 30mm AL7050 alloy axle fits every frame (purchase BB separately) AL7075 100% CNC chainrings Chromoly chainring bolts Fits Shimano and Sram 10-11 speed systems Including Bluetooth Length: 165, 170, 172.5, 175mm BCB: 120/90mm 53/39, 52/36 & 50/34T...
    £1,147.49
    £1,349.99
    £1,147.49
    Save £202.50
    • Black
  • FSA Omega NBD MegaExo Left Hand Arm D1007

    FSA Omega NBD MegaExo Left Hand Arm D1007 - Black

    Replacement left hand crank arm for FSA Omega NBD (No Bolt Design) cranks.
    £45.04
    £52.99
    £45.04
    Save £7.95
    • Black
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    FSA Modular MTB 30mm Alloy Axle

    £40.79
    £47.99
    £40.79
    Save £7.20
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    FSA MegaExo Modular MTB Axle OS/83 147mm A3174

    £40.79
    £47.99
    £40.79
    Save £7.20
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