NEW SRAM Rival Crank Arm Assembly - 12/13-Speed, 8-Bolt Direct Mount, DUB Spindle, Black, E1 Crank Length:160mm Shifter: Rohloff E14 electronic shifter

Shifter: Rohloff E14 electronic shifter

Surly Ultra New Disc Rear Hubs

as DB6 shares the same proven caliper architecture as DB8

Terry Butterfly Chromoly Saddles

NEW SRAM Rival Crank Arm Assembly - 12/13-Speed, 8-Bolt Direct Mount, DUB Spindle, Black, E1 Crank Length:160mm Shifter: Rohloff E14 electronic shifterSRAM has taken aluminum to another level. Careful engineering has resulted in crankarms that optimize stiffness to weight ratio, with material only where its needed 8 bolt interface compatible with power and non power AXS spiders and integrated chainrings (Chainring and spider sold separately) DUB bottom bracket adds durability and simplicity (Bottom bracket sold separately) Aluminum arms optimized for stiffness and light weight 2x Standard: 145mm Q