Manufacturers AR15 / M16 M16 M16 Parts List Buttplate Door Plunger (A2 Style)
Buttplate Door Plunger (A2 Style)

This part is found in the following schematics

Buttplate Door Plunger (A2 Style)

Buttplate Door Plunger (A2 Style)
Manufacturer: U.S. MILITARY
Model: M16
Product #: 270340B

This part is found in the following schematics