NEW Shimano XT FC-M8120-1 Crankset -165mm, 12-Speed, Direct Mount, 55mm Chainline, Hollowtech II Spindle Interface, Black variant-size-49cm Cassette Cogs: 11-13-15-18-21-24-28-32-36-42-50

Cassette Cogs: 11-13-15-18-21-24-28-32-36-42-50

The Grappler is Surly’s dedicated drop-bar trail bike

Chain: KMC Z Chain

resettable combination allows the protection of a U-Lock with the convenience of not having to carry keys

including 1x and 2x

NEW Shimano XT FC-M8120-1 Crankset -165mm, 12-Speed, Direct Mount, 55mm Chainline, Hollowtech II Spindle Interface, Black variant-size-49cm Cassette Cogs: 11-13-15-18-21-24-28-32-36-42-50The Shimano Deore XT FC M8120 crankset features modern construction using direct mount chainrings and a 178mm Q factor for 12 speed MTB drivetrains. Hollow forged crank maximizes power transfer while limiting weight Rigid and lightweight design for aggressive trail riding Shimano's Hollowtech II technology provides the best balance of stiffness, strength, weight and rotating performance. 178mm Q factor