Hubs

The Shimano Alfine DH-UR705-3D Dynamo hub employs a new internal unit construction that is lighter and also reduces dynamo drag while producing 3 watts. It is designed for 26 to 28-inch Center Lock wheels and uses a 12 x 100mm E-THRU axle design. - New internal unit construction is 28g lighter than DH-T8000-3D - More efficient wheel rotation reduces dynamo drag by up to 44% from DH-T8000 - Proper positioning with 12mm E-THRU - Angular contact bearings - Compact & lightweight - Low rotational resistance - Effortless setting of disc rotor - Durable sealing performance

Shimano's Dura-Ace Track Hi-Flange Hubs build up into stiff, fast spinning wheels that want to sprint right out off the line. Stainless steel bearings and Borozon treated bearing races minimize drag for maximum efficiency and speed.

Shimano's Track Dura-Ace Hi-Flange Hubs build up into stiff, fast spinning wheels that want to sprint right out off the line. Stainless steel bearings and Borozon treated bearing races minimize drag for maximum efficiency and speed. You get your choice of single or double-sided cog threading. - Weight: 313 grams

- Compatible with 26 to 28" wheel sizes - Light alloy QR lever and nut - 6V, 3.0W output

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. - Hole count: 28

The Shimano HB-M525A hub is ideal for use with 6-bolt disc brake rotors and quick release dropouts. - Double contact sealing - Super polished bearing races for low friction rolling - 6-bolt ISO disc mounting surface

With simple setup and reliable trail performance, the Shimano Deore XT 8100 front hub is perfect for custom MTB wheel builds. - Easy disc brake rotor installation with Center Lock spline mount and lock ring - Tool-less 15mm thru axle system optimizes rigidity and weight - Simple setup and reliable trail performance