CASSETTE SPROCKET, CS-M771-10, DEORE XT, 10-SPEED11-13-15-17-19-21-23-26-30-34T

CASSETTE SPROCKET, CS-M771-10, DEORE XT, 10-SPEED11-13-15-17-19-21-23-26-30-34T


Dyna-sys wide range cassette
10 speed specific shift geometry
Optimized multi-spider construction