Ebike Crank Arm Square Hole 140mm 152mm 160mm 165mm 170mm 175mm Black Forged Alloy 6061 Durable Set for Mid Mounted Motor High Torque One Pair Ready To Install
✔️ 6 sizes: 140/152/160/165/170/175mm, square taper, L/R
These crank arms are forged from 6061 alloy for a strong, durable build designed for e-bikes with mid-drive motors. They come in six lengths to match rider stance and crankset compatibility and ship as a ready-to-install pair.
✅ Material: Forged Alloy 6061 for high strength and durability.
✅ Sizes: 140mm, 152mm, 160mm, 165mm, 170mm, 175mm (select the match).
✅ Spindle interface: Square taper; verify orientation (L/R).
✅ Installation: Left and Right arms labeled L/R; install correctly.
✅ Pack: One pair (two crank arms) ready to install.
💡 What is a square taper crank arm used for on e-bikes? A square taper crank arm is handy for mounting and power transfer in e-bikes. - Uses a square taper spindle for a snug, secure fit - Handy for mid-drive systems requiring strong forged alloy arms - Easy to align Left/Right arms for consistent pedal action
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