HIGH QUALITY MATERIAL: The crank arm screws is made of aluminum alloy material which is anti-rust, resistant, durable.
LIGHTWEIGHT & COLORFUL: Colorful style, suitable for personality modificine. Lightweight and high quality.
EASY TO INSTALL: you can use the British 3/8 allen wrench(not included) to install this crank arm screws.
WIDE APPLICATION: It is suitable for Shimano 590 596 XT XTR SLX crankset.
GUARANTEE: If you are not satisfied with our product received, you can apply for unconditional return and refund within 180 days. In terms of any problem of this product, you can send emails to us at any time. We will reply you as soon.