Surly Ultra New Rear Hub - Threaded x 135mm 6-Bolt Threaded Black 32H MFPN=12127 Fits 26-29" tires

Fits 26-29" tires

Shifts are fast and precise and the Orbit fluid damper keeps the chain in control whether the obstacle you’re hitting is a pothole or a root

SRAM Force 22 HRD shift/brake DoubleTap levers combine all the great performance of mechanical 11-speed shifting with a high functioning hydraulic disc braking system

Compatible with Shimano SRAM and Campagnolo 10-speed drivetrain systems Links 136 Drivetrain Speeds 10 Chain Connection Type Single Use Master Link Color Gray Half Link Chain No Designed for ebike Yes Defined Color Gray

On the outside

Surly Ultra New Rear Hub - Threaded x 135mm 6-Bolt Threaded Black 32H MFPN=12127 Fits 26-29" tiresSurly Ultra New Disc Rear Hubs. 6061 T6 forged hub shell (same as the Surly New); 6901 bearings Axle is quick release and bolt on compatible Stainless 6mm bolts are included; quick release skewer is NOT included 4130 CroMoly axle and stainless cones; agressive knurling on cones and bolt caps for reduced slippage New axle cone system uses uses a specific shouldered axle that allows the hubs to be completely adjustment free and simple to service Color