Unior 1721OA

The Unior over-axle bearing kit is a professional solution for precise and secure hub bearing installation in thru-axle hubs. Designed for workshop efficiency and long-term reliability, this kit allows you to first align the bearing on the axle and then precisely press it into place, ensuring proper alignment and preventing damage to the bearings and hub shells. Designed to Unior's professional standards, it is an essential upgrade for mechanics working with modern sealed bearing hubs.

Product attributes: The kit is compatible with a wide range of popular sealed bearing hubs available on the market. It includes two bearing clamps with threaded rods, axle bearing adapters, and dedicated spacers that fit the most popular axle and bearing combinations. The kit includes two adapters for each of the following bearings:

For 10 mm axle: 6000, 6900
For 12 mm axles: 6001, 6801, 6901
For 15 mm axles: 6802, 15267, 6902, 6002
For 17 mm axles: 6803, 1728, 6003
For 18 mm axle: 6903/18
For 20 mm axle: 6804, 6904

Spacers included:
Spacer 20 × 45
Spacer 17 × 45
Spacer 15 × 45
Spacer 10 × 40

Each lug is laser engraved for quick and easy identification, streamlining workflows and reducing changeover times in busy workshops. Can be used as an extension to the 1721 bearing press kit. Compatible with Quick Slide 1721.3 mount (not included).