Bike Crank Arm 170mm Aluminium Alloy Bicycle Left Hand Crank Arm Chain Set for MTB Road Mountain Bicycle 170_Black_Rhombic Hole

This bike crank arm is made of premium aluminium alloy, which is lightweight, high strength and deformation resistance, durable for long time use. And this product has fine polish and great paint, which is colorfast and stylish, as well as performs well in practical use. Another point is this product has standard precision cutting of hole, which ensures perfect fit to bike, easy to install. Finally, this product is a nice replacement for bike repair, and compatible with many bike models. If you are a bike cycling lover, you deserve it. Features: --HIGH QUALITY MATERIAL: This bike crank arm is made of premium aluminium alloy, which is lightweight, high strength and deformation resistance, durable for long time use. --EXQUISITE WORKMANSHIP: This product has fine polish and great paint, which is colorfast and stylish, as well as performs well in practical use. --EASY TO STALL: This product has standard precision cutting of hole, which ensures perfect fit to bike, easy to install. --CONVENIENT TO USE: This product has 170mm crank arm length without any overlap of crank arm and chain ring bolt. --GREAT REPLACEMENT: This product is a nice replacement for bike repair, and compatible with many bike models. If you are a bike cycling lover, you deserve it. Specification: Material: Aluminium Alloy Options: Black-Square Hole; Black-Rhombic Hole; Silver-Square Hole; Silver-Rhombic Hole Size: Approx. 21 x 4 x 3cm / 8.27 x 1.57 x 1.18in Hole Distance: 170mm Fit for: Left side Weight: Approx. 200-214g Package Included:    1 x Crank Arm