Front hub Shimano CUES HB-QC300 100 mm QR Disc C-Lock

This front hub is designed for MTB and trekking bikes. The Center Lock system allows the disc brake rotor to be mounted on a splined interface and secured with a lock ring.

• O.L.D. (Over the Locknut Distance): 100 mm
• Model: HB-QC300
• Brake type: Center Lock Disc
• Flange distance: 60.2 mm
• Offset: 5.3 mm
• P.C.D.: left 44 mm / right 44 mm
• Flange diameter: left 52.8 mm / right 52.8 mm
• Hub: contact seals
• Type: Quick Release, 129 mm
• Axle length: 100 mm
• Materials: hub – aluminum, axle – steel
• The construction helps prevent the axle from bending.

Center Lock

The splined interface and lock ring make rotor installation straightforward. The lock-ring mounting system reduces installation and removal time, while the secure splined connection improves precision and rigidity and helps improve braking efficiency.