Shimano Nexus SG-3R40 3 Speed Internally Geared Rear Hub - Roller Brake - 36h BB Type_BB386EVO Predictive Steering:

Predictive Steering:

6mm - 330mm

Comes pre-assembled with fluid pre-bled

10k (mm) water resistant

1-Chain rivet extractor for 8

Shimano Nexus SG-3R40 3 Speed Internally Geared Rear Hub - Roller Brake - 36h BB Type_BB386EVO Predictive Steering:Shimano Nexus SG 3R40 3 Speed Internally Geared Rear Hub Roller Brake 36h The classic Internal Gear Hub from Shimano. This great hub offers a reliable 3 speed mechanism, a silent clutch, and roller brake. In addition to this it also has Internal Gear Shifting meaning the gear shifting action is independent of pedaling which allows you can shift gears anytime, while standing still, pedaling or coasting & Shift Modulator Mechanism which smoothes out the