Yosoo Health Gear Bike Crank Arm 170mm, Pedal Left Hand Aluminum Alloy Single Speed Crankset Mountain Replacement Accessory(Black Square Hole)

[Package Includes]: There is one pack of left-arm crankset included and the orientation of this left crank arm is a rhombic Hole or Square Hole(optional); Please check the description of the product carefully so that the crank arm is suitable for your bike [About Size]: 170mm crank arm length without any overlap of crank arm and chain ring Standard precision cutting of hole, which ensures perfect fit to bike, easy to install [High Quality Material]: Our bike crank arm is made of premium aluminium alloy, lightweight, high strength and deformation resistance, for long time use; Fine polish and great paint, colorfast and stylish [Universal Fitment]: The bike left single chain crank arm is a nice replacement for bike repairing, which is compatible with many bike models [Compact and Lightweight]: The cranksets for bikes adopts simple structure, lightweight and small size, easy to install, convenient to use