SRAM Apex XPLR Rear Derailleur - 12-Speed Medium Cage 44t Max Black D1 CheckoutSpec= 15 x 110mm/12 x 148mm stiffest and most durable carbon Weight-653

SRAM Apex XPLR Rear Derailleur 12 Speed Medium Cage 44t Max Black D1 CheckoutSpec= 15 x 110mm 12 x 148mm stiffest and most durable carbon Weight 653 stiffest and most durable carbon crankever created by Race Face Stainless steel wear plate guards against the damage caused by footwear friction while adding additional impact protection Redesigned pedal inserts from previous generation cranks 176mm q factor (with pedal washers) 52mm chainline w 136 spindle + DM RF chainring 30mm spindle 483g (170mm + 136mm + 32t + washers spacers) Each pole handle grip comes with an appropriately sized wedge to mate with the AV WC Strap (sold separately) For use with SRAM 12 Speed Flattop chains Works with 12 speed mechanical Apex and Eagle shifters