Shimano Crank Arms

boots slip onto the end of your crank arms to protect them from rocks and other trail debris while riding. Features: Protective plastic crank arm caps prevent damage to the tips of ...

6066 aluminum arms with updated graphics Cinch system 24mm spindle, offering the same modular design as Cinch 30mm cranks, meaning a wider 24mm spindle can swapped out later for FatBike use Proprietary ...

mountain bike use and features a wider Q-factor over the R30 or G30 to allow for greater clearance. The crankset is constructed out of US sourced 2024-T365 aluminum, and CNC machined down ...

integrity of your crank arms. Protect your crank arms from damage with the Race Face G4 Crank Arm Boots. Features: G4-style protective plastic crank arm caps, fits most carbon arms This product ...