CatEye BM-45 Bar End Mirror BSS-000276 it can accommodate both 11-50T

it can accommodate both 11-50T and 10-50T cassettes

BR-5810-RS

15 mm wrench — compatible with most bicycle wrenches with pedal flats

Dimensions (folded): 114

Waterproof: Designed to withstand wet and rainy conditions (IP-67 certification)

CatEye BM-45 Bar End Mirror BSS-000276 it can accommodate both 11-50TAbout CatEye BM 45 Bar End Mirror CatEye's sleek new ultralight BM 45 bar end mirror easily attaches to drop and flat bars, making it perfect for all bikes. Constructed of aluminum and glass for durability and nearly distortion free viewing, the BM 45 represent the height of handlebar mirror construction and design. Minimal projection from the bar means never having to sacrifice clean aesthetics for critical rear view safety again. Specifications Lens