AR15 / SR15 Lower Receiver

AR-15 A2 Receiver Extension

Stag Arms

Buttstock Screw (A2)

Stag Arms

AR-15 Trigger Spring

Stag Arms

AR-15 Hammer Spring

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AR-15 Trigger Guard Roll Pin

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Bolt Catch Roll Pin

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AR-15 Bolt Catch

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Magazine Release Button

Stag Arms

Carbine H-Buffer Assembly

Stag Arms

Castle Nut For Receiver Extension

Stag Arms

Receiver Extension, 6 Position, Mil-Spec SA004

Stag Arms

AR-15 / M16 Magazine Catch

Stag Arms