Bicycle Crank Arm, 170mm Bike Crank Leg Left Aluminum Alloy Single Chain Speed Crankset Replacement Accessory for Electric Hybrid Mountain Folding Commuter Road Exercise Repair Square Rhombic Hole

Bicycle Crank Arm, 170mm Bike Crank Leg Left Aluminum Alloy Single Chain Speed Crankset Replacement Accessory for Electric Hybrid Mountain Folding Commuter Road Exercise Repair Square Rhombic Hole

• [Long Service Life]: The mountain bike crank arm is made of premium aluminium alloy, lightweight, high strength and deformation resistance, durable for long time use; cycling crank arm not only can provide a safer guarantee for your life, but also can increase product life
• [Perfect Design]: The road bike crank arm adopt sample design, fine workmanship, used for bike mid drive motor installation, which is colorfast and stylish; 170mm single left side crank arm length without any overlap of crank arm and chain ring bolt, which can provide you with a superior using effect
• [Available in 2 Spindle Interface Mode]: Bike crank left arm: Diamond interface and square interface; The bicycle left crank arm mountain bike is lightweight and small size, easy to install and use.
• [Easy to Install Portable Crank Arm]: Standard precision cutting of hole, which ensures perfect fit to bike, aluminium alloy crank arm, left hand crank arm asy to install; The bike left crank arm is easy to install and ensures perfect fit to your bike, lightweight and small size easy to use, quick to install, without too many other tools, 170mm left crank arm
• [Widely Compatible]: A nice crank replacement for bike repair, compatible with many bike models; bicycle left single chain crank and crank arm left for bike suitable for road bike, mountain bike, folding bike, fixed gear bicycle, etc