Bike Crank Arm 170mm Aluminium Alloy Left Crank Set Chain Set for Road ycle, Square Rhom Hole

• Made of premium aluminium alloy, lightweight, high strength and deformation resistance, for long time use
• Fine polish and great paint, colorfast and stylish
• Standard precision cutting of hole, which ensures perfect fit to bike, easy to install
• 170mm crank arm length without any overlap of crank arm and chain ring
• A nice replacement for bike repair, compatible with many bike models

Description Features: Made of premium aluminum alloy, lightweight, high residence and deformation residence, replacement for long time use. Polished fine and great paint, colorfa and elegant. Precision cut andard of the hole, which ensures a nozzle to the bike, easy to lure. Crank arm length 170mm without overlapping crank arm and bolt. A nice replacement for bicycle repair, compatible with many bike models. Specification: Material: aluminium alloy. Options: Black-square hole; Black-rhombic hole; Silver square hole; Rhombic silver hole Size: approx. 21 x 4 x 3 cm/8.27 x 1.57 x 1.18 inches. Hole Diance: 170 mm Fit replacement for: left side. Weight: approx. 200-214g Package includes: 1 x crank handle. Note: pay attention to the shape of the inner hole of the crank. The hole in the middle of some cranks is diamond-shaped, and the hole in the middle of some cranks is square. Before buying, you need to confirm the inner shape of the original handle.