Material: Bicycle crank arm made of premium aluminum alloy, lightweight, high strength and deformation, durable for long time use.
Length: 170mm length of bicycle crank arm without overlap of crank arm and gear bolt.
Exquisite workmanship: fine polishing and great color, fast and elegant color.
Options: Black Square Hole; Black Diamond Hole; Silver Square Hole; Silver Rhomboid Hole; Size: about 21 x 4 x 3cm/8.27 x 1.57 x 1.18 inch; Weight: about 200-214g A nice replacement for bicycle repair, compatible with many bicycle models.
Perfect cut: Standard precision cut of the hole, which ensures the perfect fit to the bicycle, easy to install.
Colour: Black