HPI Racing One-Way Bearing For Pull Start .21 BB (HPI1430)

This is the One-Way bearing for the HPI Nitro Star 21BB engine.  ** Also fits the Roto Start for the Savage.**  This One-Way Bearing allows the recoil starter to grab the crankshaft to start the engine and spin freely in the opposite direction.

FEATURES

• Steel construction

INCLUDES

• One one-way bearing
• One installation instruction sheet

REQUIREMENTS

• Installing in recoil unit

SPECIFICATIONS 

• Overall Length: 12mm (.472")
• Hex Width: 12mm (.472")
• Inner Diameter: 6mm (.218")