These are Vanquish Products brass SLW 350 wheel hubs.
- Compatible with SLW, OMF, KMC, Method, and SSZ style wheels
- Made from brass in the USA
- Sold in pairs
- Increments of 1/8 of an inch
- Uses six 4-40 screws to attach hub to wheels
- Hardware not included
- US Patent No. 8,167,380 B2