INDUSTRY NINE | HKMX01 HYDRA - MTN - RR - 6B - 12x148 Axle - Stress Riser Washer Kit HKMB01 Convert or replace your existing

Convert or replace your existing 1/1 mountain freehub body with this complete Micro Spline 12 spd kit

In addition to the Invert SL with 30 mm travel

Compatible With

All Hydra hubs are manufactured entirely at the factory in Asheville

Featuring a dual phased-pawl drive mechanism accomplishing 90 POE and 4° engagement by way of a six pawl driver and 45 tooth driving

INDUSTRY NINE | HKMX01 HYDRA - MTN - RR - 6B - 12x148 Axle - Stress Riser Washer Kit HKMB01 Convert or replace your existingUpdated Hydra 6 bolt mountain rear boost axle with stress riser washer. Not compatible with non boost hubs or center lock hubshells. Compatible With Hydra 6 bolt mountain rear boost hubshells Includes 1 boost axle 1 axle washer