Lower Parts Kits

American Built Custom Rifle Single Stage AR-15/ LR. 308 3.5 lb Drop-In Trigger System

AR-15 Lower Receiver Parts Kit Minus Trigger / Hammer

AR-15 REPLACEMENT LOWER RECEIVER "LOST PARTS KIT"

AR-15 Lower Parts Kit Minus Fire Control Group

AR-15 Mil Spec Lower Parts Kit w/ Standard Grip