ALG Defense AR15-M4 Mil-Spec Lower Parts Kit w/Grip

ALG Defense AR15-M4 Mil-Spec Lower Parts Kit w/Grip. This kit 16-001 comes with: Bolt Catch Bolt Catch Plunger Bolt Catch Spring Bolt Catch Roll Pin Mag Release Mag Release Button Mag Release Spring Buffer Retainer Spring Safety Buffer Retainer Safety Detent Spring Safety Detent Trigger Guard Trigger Guard Roll Pin Takedown Detent SpringsTakedown DetentsTakedown Pins QMS Trigger This kit 16-002 comes with: Grip Grip Screw Washer Grip Screw Bolt Catch Bolt Catch Plunger Bolt Catch Spring Bolt Cat