HPI Nitro Star .21BB/S-25 Pull Start 12mm One-Way Bearing HPI1430

This is an HPI Racing HPI1430 One-Way Bearing. It fits the Pull Start Assembly on HPI Nitro Star .21BB and S-25 Nitro Engines.  Replacement 12mm One-Way Bearing for use with Pullstart #1428 or Roto-Start backplates #87117 or #101274.