HPI Racing 14mm Hex V3 Roto Start Back Plate HPI120277

This is a Roto Start back plate for the F & G Series Nitro Star Engines that use a 14mm hex one-way bearing.

To use this back plate, your F or G Series engine must be fitted with #107829 - ONE WAY BEARING 14mm HEX FOR PULLSTART/ROTOSTART.

Use with any Starter unit from a Roto Start or Roto Start 2 system.