SRAM Cassette sprocket X01-Eagle XG-1295 1x12-speed 10-52

SRAM, Cassette sprocket, X01-Eagle XG-1295, 10-52T, 12-speed ( 1x12 ), 10-52z (10,12,14,16,18,21,24,28,32,36,42,52), ONLY for Sram XD freewheel, black