Surly Ultra New Fixed/Freewheel Rear Hub Description:

The Surly Ultra New Fixed/Freewheel Rear Hub is constructed from 6061 aluminum alloy with mid-height flanges. The Ultra New Hub uses hollow axles paired with threaded fixing bolts, making the conversion to Quick Release quick and easy. It also uses non-adjustable 6901 model bearings so you can throw your wheel on, tighten the bolts, and start riding.

Note: Quick release skewer is not included

Features:

• Axle is quick release and bolt-on compatible
• Stainless 6mm bolts are included
• 6061-T6 forged hub shell
• 4130 Cromoly axle and stainless cones
• Axle/cone system uses a specific shouldered axle that allows the hubs to be completely adjustment-free and simple to service
• 6901 bearings
• Aaggressive knurling on cones and bolt caps for reduced slippage

Specifications:

• Position: Rear
• Brake Type: Rim Brake
• Axle Type: Bolt-On or Quick Release
• Hub Spacing: 10 x 120mm
• Spoke Count: 32H
• Spoke Type: J-Bend
• Left Side Flange Diameter: 54mm
• Right Side Flange Diameter: 54mm
• Left Side Center to Flange: 31mm
• Right Side Center to Flange: 30mm
• Bearing Type: Sealed Cartridge
• Color: Black
• Weight: 312g

This product was added to our catalog on January 29, 2024