Lower Receiver Parts - Red

AR-15 Magazine Catch with Button and Spring Whether you're finishing a build or replacing stock parts, your AR-15 is going to need reliable magazine retention. This mil-spec assembly includes the...

AR-15 Takedown and Pivot Pins with Springs and Detents If you're completing an AR-15 lower, you won't get far without a good set of takedown and pivot pins. These mil-spec...

Mil-Spec AR-15 Bolt Catch with Hardware The AT3 AR-15 Bolt Catch Assembly has everything you need to upgrade or replace an existing bolt catch on your AR-15 lower. You get...

Mil-Spec AR-15 Magazine Catch Button All AT3 Tactical lower receiver parts meet or exceed Mil Spec.  The magazine catch button is no exception.  Steel construction with proper threading and dimensions,...

Great Performance on Your AR with Timber Creek Outdoors Extended Magazine Release Timber Creek's Extended Magazine Release allows for fast and easy magazine changes for all shooters.  Ergonomic texturing machined...

Make Your Lower Unique and Easier to Use Complete your lower with style and enhanced ergonomics!  Save money by bundling a unique Timber Creek Outdoors Ambidextrous Safety, Extended Magazine Release,...

Largest Profile Mag Release For Faster Magazine Reloads The Odin Works XMR3 Extended Magazine Release - Gen 3 is the latest mag release from ODIN Works inspired by the ODIN...

AR-15 Safety Selector with Spring and Detent AT3's AR-15 Safety Selector Assembly comes with everything you need to install a new safety or replace your existing parts. This mil-spec style...

Armaspec 45 and 90 Degree Ambi Safety The Armaspec SFT45/90 allows you to modify your AR-15 safety exactly how you like it. This AR-15 safety upgrade features a double-sided steel...