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

This part is found in the following schematics

Buttplate Door Plunger Spring (A2 Style)

Buttplate Door Plunger Spring (A2 Style)
Manufacturer: U.S. MILITARY
Model: M16
Product #: 270350B

This part is found in the following schematics