Features: *100% brand new high quality *Road Mountain Bike Left Crank Arm Rhombus Hole Bicycle Repair Part *Made of high-quality materials, durable and practical *Made of high-quality steel, light weight, high strength, strong resistance to deformation, durable *Well polished, the paint is beautiful, does not fade, and is stylish *Standard precision hole cut, which ensures the perfect fit to the bike, easy to install. *Crank arm length of 170/165/152mm without any overlap of the crank arm and chain ring bolt. *A good replacement for bicycle repair, compatible with many bicycle models Specifications: *Material: Aluminum Alloy *Size: 170/165/152mm *Specifications: diamond hole *Note: The product is left crank Package Contents: 1*Crank Arm Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data. Tired of Cheap Quality? Say no! Made of high quality material, durable and practical to use. Please check the size, type and shape of the product picture before buying to ensure that the product is suitable for you If you have any questions, please feel free to contact us, we will solve it for you immediately. Every customer can enjoy 30 days refund or replacement for Damaged/Quality Issues