Hubs

Smooth-rolling performance and 11-speed compatibility define Shimano's 105 rear hub. Shimano's trademark angular contact bearings ensure that your wheels roll as smooth as silk. This hub includes a Shimano quick-release.

• Center to Flange: 34 R , 21.75 L • Color: Gray • Defined Color: Gray • Flange Diameter: 44 R , 44 L • Front Axle: QR x 100mm • Hub Center to Flange (mm): 34 mm , 21.5 mm • Hub Drilling: 28 • Hub/Brake Compatibility: Center-Lock Disc • Spoke Interface: J-bend

Shimano's Alfine SG-S7001 Disc Brake Internally Geared Hub delivers an impressive gear range, spread across 11 speeds, all with the reliability and low maintenance you can only get with an internally geared hub. - Center Lock Disc Rotor Compatible

Shimano Alfine Center Lock Dynamo Front Hub - Compatible with 26 to 28-inch wheel sizes - Light alloy QR lever and nut - 6V, 3.0W output - Centerlock rotor mount - Spoke Interface: J-Bend - Weight: 575g

Built with labyrinth and contact seals to remain silky smooth in dusty, muddy, wet, and sandy conditions, and with highly refined cup and cone surfaces, the XTR front hub is perfect for custom MTB wheel builds. - Traditional flange