SRAM Rival XG-1250 12-Speed D1 Cassette

FEATURES:

X-Range™ gearing gives you more range and a smoother gear progression, so you’re always in the right gear
Nickel chrome plating for quiet and durability
FULL PIN construction for durability and light weight
Designed to work with an XDR™ driver body

Specifications:

SPEED (CS)    12s
GEARING    10-30t, 10-36t
COG FINISH (CASSETTE)    Silver
TECHNOLOGY (CASSETTE)    XG
COG SIZES    10-30t:10,11,12,13,14,15,17,19,21,24,27,30