PROTO UFO Rear Wheel Adapters - 30mm Truck Base The 10-Stair ramp from Blackriver

The 10-Stair ramp from Blackriver is a fun obstacle to stomp huge tricks on

and has 12mm's of offset

* Dual bearings eliminate bearing slip for maximum durability

For riders looking for a solid

conversion kit

PROTO UFO Rear Wheel Adapters - 30mm Truck Base The 10-Stair ramp from BlackriverUFO Wheel Adapters allow you to ride any wheel on your PROTO TDI Deck. Because TDI has been Standardized since its inception, UFO Wheel Adapters are compatible with every TDI Deck so you can ride any Wheel with any PROTO Deck ever made. They are available for both 24mm & 30mm wide Wheels as well as 8mm & 12mm diameter Axles. Wheels which require 12mm Axles can be adapted to use the Standard 8mm Axle with no additional components or modifications by