– Adapts HEX J-Type 135/142 and Gravel Rear Hubs to 12x142mm.
– Adapts HEX J-Type R150/157 Rear Hubs to 12x157mm.
– Also compatible as replacement adapters for HEX J-Type and Straightpull Boost R148 Rear Hubs.

Compatible with:
– HEX J-Type 135/142, 150/157, and Boost 148 Rear Wheels
– HEX Straightpull Boost 148 Rear Wheels
– HEX J-Type Gravel Rear Wheels
– XD and HG Freehub Bodies

Not compatible with:
– SPIKE/OOZY/SPOON hubs