Bolt Catch Spring Made in the USA AR15 - Common Parts, .223

Bolt Catch Pin Made in the USA Compatible with AR15/M4 Lower Receivers

Bolt Catch Plunger Made in the USA Compatible with AR15/M4

Magazine Catch With Button Made in the USA Magazine Catch Magazine Release Button Compatible with AR15/M4

Odin Works Bolt Catch - Black Fits AR-15 platform rifles Black Anodized Finish

Geissele Automatics Maritime Bolt Catch Increased Surface Area Aggressive Checkering Extended Controls

Battle Arms Development Enhanced Bolt Catch 8620 heat treated steel Investment cast Manganese phosphate finish Versatile modular design Oversize control surfaces Raised T-shaped...

Strike Industries Extended Bolt Catch - Black Wide surface area "ping pong paddle" for faster operation Solid Investment Cast 8620 construction Widened Bolt Catch Lower Lever Compatible with...

PREMIERE MANUFACTURING AR15 BOLT CARRIER GROUP M16-cut carrier Machined from 8620 tool steel (carrier) and 9310 steel (bolt) Carrier has forward assist serrations Salt bath black nitride finish...