Aluminum Bicycle Crank Arm Left Arm For Mountain Road City Folding EBikes 152mm 165mm 170mm Length Fits 9 16 Inch Pedals Diamond Hole Spindle Durable High Hardness Built To Stand Up To Tough Rides With Smooth Pedal Rotation And Reliable Performance

Left aluminum bike crank arm, single unit for MTB 152mm
✔️ 152mm hole spacing - 185mm length - 9/16 in pedals - single unit

This left crank arm is a replacement part designed for bicycles including mountain, road, folding and other compact bikes. It is manufactured from aluminum alloy, delivering high strength and wear resistance for reliable pedal rotation. The spindle interface is Diamond Hole; please confirm orientation before install to ensure a proper fit.

✅ Material: aluminum alloy for durability
✅ Spindle interface: Diamond Hole
✅ Lengths: 152mm hole spacing; 185mm total length
✅ Pedal compatibility: fits 9/16 inch pedals
✅ Application: replacement for MTB, folding bikes, and more
✅ Pack size: single unit

💡 What is a left crank arm with Diamond Hole spindle used for in a bike, and how should you choose one?

Here's a quick, practical guide.

• left crank arm serves on the left side to drive rotation and accepts a compatible pedal interface
• Diamond Hole spindle interface ensures correct alignment with compatible cranks
• aluminum alloy construction provides durability for tough rides