Shimano Nexus 8-speed hub SG-8R31

Shimano Nexus 8-speed hub SG-8R31 complete with accessories (sprocket not included) Expansion version, can be mounted with cantilever or vbrake brakes or with a special shimano rollebrake brake for sale on our website. Shimano rear hub Specifications: Color: Gray Material: steel Type of brake: roller brake Number of holes: 36 Number of gears: 8 speed Installation width: 125 mm Axle length: 180 mm Weight: 1684 grams Product type: Nexus (8 SG-8R31)