Shimano 105 CS-R7101 12 Speed Cassette Size:11-34 Compatible Chain: HG-EV 11-speed /

Compatible Chain: HG-EV 11-speed / HG-X11

Rear Derailleur: SRAM GX Eagle DH

extra wide hip wings and BRACE LINK elements on the shoulder straps ensure that the TRAIL PRO SF 12 fits like a glove on the back

Lockout Switch: Sold Separately

and has a combination of extreme pressure lubricity additives and natural ‘slip’ giving it unrivalled performance in its class

Shimano 105 CS-R7101 12 Speed Cassette Size:11-34 Compatible Chain: HG-EV 11-speed /A 12 speed cassette range that brings versatility to any rider or road. From sprinting on the flats to climbing steep inclines, the Shimano 105 CS R7101 12 Speed Cassette (11 34T) has you covered, compatible with both Shimano 11 speed and 12 speed freehub bodies. Features For Di2 and mechanical shifting systems Refined 12 step gear combination provides peak efficiency and accelerating performance for every situation Compatible with new 12 speed (HG