IRP " Clipless " Front Hub Adapters for the BRP Tires.
These are the Front hub adapters for your HPI Baja that allow the use the World Famous BRP (Bishop Racing Products) 1/4 scale tires and wheels.
These adapters are machined out of T-6061 aluminum and are sold as a pair. ( 2 hubs ). 
The hubs are also a clipless design so no more e-clip failure.
They come pre-assembled with hardened wheel studs and stainless nyloc nuts .