Shimano Alfine DI2 S505 Internal Hub - 8 speed
Bombproof dependability has gone electronic. Shimano's famed Alfine internally geared rear hubs have been a mainstay of urban bikes and those looking for a bike with plenty of gears to choose from that rarely need servicing.The shifting is now easier and faster.
This internally geared hub is fully compatible with both Alfine 8-speed Di2 shifters, features a Centerlock disc brake mount, but is also V-brake compatible.
It requires the MU-S705B 8-speed motor unit, roto, axle nuts, cog snap-ring, non-tun washer, and optional CS-S500 sprocket. Requires Di2 control unit, wiring harness, battery and shifter to operate.
Di2 electronic compatibility for fast, precise, weather-proof shifting
8-gear ratios available
Centerlock disc brake and v-brake compatible
135mm bolt-on axle
DT Swiss TK540 700C Rim
Serious road racers build their wheels from the hoops up. This is the only way to ensure that you get exactly what you want from your wheels. The aluminum rim’s joint has been SBWT welded to provide superior strength and durability. The TK540 features a wear indicator, which is compliant with EN standards.
Wheel Size: 700c
Profile Width: 23.6mm
Profile Height: 20.2mm
Rim Joint: SBWT welded
Weight: 540 grams