Metal Crescent Buttplate for Winchester 1873 Rifle Large Caliber with opening for trap door. This is just a buttplate , I do not have the TRAPDOOR OR TRAPDOOR SPRING included in this sale .There are two screw holes on the top long-tang, and one attachment screw hole on ther bottom below the trap-door opening. Amount of finish varies. If you need complete buttplate with trapdoor included please look at part # bp921.;