Manufacturers AR15 / M16 M4 Carbine Bolt Catch Spring, New (DPMS/Panther Arms)
Bolt Catch Spring, New (DPMS/Panther Arms)

This part is found in the following schematics

Bolt Catch Spring, New (DPMS/Panther Arms)

Bolt Catch Spring, New (DPMS/Panther Arms)
Manufacturer: AR
Model: AR15, M4 CARBINE
Product #: 197690A

This part is found in the following schematics