Zipp freehub body for Shimano Microspline ZR1 hub

This Zipp freewheel body is the ideal solution for adapting your ZR1 hubs to modern Shimano 12-speed Micro Spline drivetrains. Made from aluminium, this freewheel body features a reliable and precise 6-pawl system for fast engagement and excellent durability. It also retains the legendary performance of Zipp hubs.

Perfect for road, gravel or MTB riders who want to switch to a Shimano 12v Micro Spline cassette without changing wheels, this freewheel body is designed specifically for Zipp HU-ZR-1-A1, HU-ZM-2SL-A1 hubs and compatible wheels. It enables simple conversion without compromising on quality, with high-precision bearings for smooth, quiet operation.

Technical specifications:

- Use: Road, Gravel, MTB
- Hub compatibility (standard): ZR1
- Axle diameter: 17 mm
- Freewheel system: 6 pawls
- Cassette compatibility: Shimano Micro Spline
- Number of speeds: 12v
- Brake compatibility: Centerlock discs
- Axle compatibility: 12 x 142 mm
- Material: Aluminium
- Weight: 77 grams
- Brand: SRAM - Zipp