The Sinclair B/R Rest Top is for Benchrest shooters or those who prefer using Protektor or Edgewood owl ear front sandbags in sporter, varmint, and benchrest configurations. Includes the standard forend stop. This Rest Top conforms to all NBRSA and IBS Benchrest rules. Includes a A 1/4"x20 screw to mount to our Sinclair rest posts or any other rest post with A 1/4"x20 mounting threads. Does not include front bag or mounting screws for Edgewood bags. Mfg: Sinclair International