Shimano Deore M6100 12 Speed Cassette 10-51t Size:10-51T - Two D-shaped doors plus

- Two D-shaped doors plus two vestibules for gear storage

it comes equipped with a PowerBoost key to help you extend your battery’s life especially when you’re an emergency

Twist the cap 1/2 turn to vent air during purification process

It features a brilliant backlit LCD display for easy operation both day and night

Rock harder with Rockband

Shimano Deore M6100 12 Speed Cassette 10-51t Size:10-51T - Two D-shaped doors plusWith its BEAM SPIDER construction, the new SHIMANO DEORE M6100 12 speed cassette shaves weight while increasing SHIMANO's MTB gearing range another gear. Using SHIMANO's new MICRO SPLINE freehub body and HYPERGLIDE+ tooth profile, the 10 51T cassette delivers advanced shifting performance. Features: HYPERGLIDE+ provides fast and smooth shifting BEAM SPIDER construction cuts weights and boosts stiffness