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- Replacement freehub body for the Crewkerz WAW Ultimate rear free hub used on trials bikes.
- Designed to restore the original operation of the freewheel system integrated into the rear hub.
- The freehub body incorporates the internal freewheel mechanism that replaces the traditional front freewheel in this system.
- Internal system composed of 4 pawls arranged in 2 groups working on a 54-tooth ratchet ring.
- As a result, it generates 108 engagement points per complete hub rotation and 162 engagement points per crank rotation with an 18:12 gear ratio.
- With an 18:15 gear ratio, the system provides 129.6 engagement points per crank rotation.
- Compatible with Shimano HG cassette-type transmissions for fitting cassette-type rear fixed sprockets.
- Designed to provide precise operation and direct response in demanding trials riding conditions.
- Includes sealed bearings for smooth rotation and good protection against dirt and moisture.
- Crewkerz AS30 sprocket lockring not included! Also compatible with Clean and Comas lockrings with 35 mm thread.
Compatibility
- Crewkerz WAW Ultimate rear free hub.
- Compatible with Shimano HG cassette-type transmissions.
- Compatible with Crewkerz AS30, Clean and Comas lockrings with 35 mm thread.
Dimensions and specifications
- Engagement system: 4 pawls arranged in 2 groups.
- Internal ratchet ring: 54 teeth.
- Engagement points per hub rotation: 108.
- Engagement points per crank rotation (18:12): 162.
- Engagement points per crank rotation (18:15): 129.6.
- Sprocket mounting system: Shimano HG cassette type.
- Total width: 30,5 mm.
Weight
- 92.68 g.
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