Akozon crank arm + bike arm, 170mm aluminum alloy bicycle left side chain replacement accessory diamond hole and square hole(silver hole)

• The bike crank is made of premium aluminium alloy, lightweight, high strength and deformation resistance, durable for long time use
• 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
• Fine polish and great paint, colorfast and stylish
• A nice replacement for bike repair, compatible with many bike models

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 Note: Pay attention to shape of inner hole of crank. The hole in the middle of some cranks is rhombus-shaped, and inner hole of standard square hole, just confirm shape of your original crank. Note: Pay attention to shape of inner hole of crank. The hole in the middle of some cranks is rhombus-shaped, and inner hole of standard square hole, just confirm shape of your original crank.