Universal Left Crank Arm For Bikes, 152mm, 160mm, 165mm, 170mm, 175mm, Diamond Or Square Hole, Fits City, Folding, MTB, Road, Ebike And Exercise Bikes, 9/16 Inch Pedals, Forged Alloy 6061, Beefy Ready To Ride Replacement
✔️ 5 sizes: 152/160/165/170/175mm; square or diamond hole
The universal left crank arm replacement is designed for city, folding, MTB, road, Ebike and exercise bikes. It fits 9/16 inch pedals and supports both square hole and diamond hole orientations for compatibility with common cranksets.
✅ Length options: 152mm, 160mm, 165mm, 170mm, 175mm
✅ Spindle interface: Square taper; check orientation for diamond hole or square hole
✅ Material: Forged Aluminum Alloy 6061-T6; sturdy and durable
✅ Finish: Sand Black
✅ Includes: 1x Left Crank Arm and crank bolts
✅ Compatibility: City, Folding, MTB, Ebike, Road, Exercise Bikes
💡 What is a left crank arm used for in a bicycle drivetrain and why replace it?
- It connects the pedals to the spindle, transferring force into the crankset.
- A forged aluminum 6061 arm offers strength, light weight, and long-term durability.
- Check compatibility: spindle interface must match (square taper or diamond hole) for proper fit.
- Length options (152-175mm) tailor leverage and pedaling comfort.