Surly Ultra New Rear Hub - Threaded x 120mm Rim Brake Fixed/Free Silver 32H Model=Red Hydraulic Disc Brake & Lever Set 5 inch head tubes with

5 inch head tubes with an ID of 49

Eagle pulley technology provides greater efficiency crisper shifting and quieter operation

Length 25 Bolt Size (mm) 5

0 silver alloy Prolock Squorx Pro Head nipples and PHR washers included

Surly Ultra New Rear Hub - Threaded x 120mm Rim Brake Fixed/Free Silver 32H Model=Red Hydraulic Disc Brake & Lever Set 5 inch head tubes withSurly Ultra New Rear Hub Threaded x 120mm Rim Brake Fixed Free Silver 32H. Surly Ultra New Rear Hubs Non Disc. Axle is quick release and bolt on compatible Stainless 6mm bolts are included; quick release skewer is NOT included 6061 T6 forged hub shell (same as the Surly New); 6901 bearings 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