Lower Parts

Magpul Industries - (ESK) Enhanced Selector Kit - Fits AR Platforms in FDE The Magpul ESK (Enhanced Selector Kit) - AR is a modular, ambidextrous selector kit designed for AR pattern firearms that provides user-configurable selectors with modern...

TRACK™, a proprietary rifling known as Single Edge Polygonal (SEP) developed by TRIARC Systems, presents a groundbreaking advancement in gun barrel technology. This innovative rifling design combines the best aspects of standard and polygonal...

Forward Controls Design RBF Reinforced Buffer Retainer - Stainless RBF (Reinforced Buffer retainer, Forward Controls) is a strengthened AR buffer retainer machined with Swiss machines from 17-4 stainless steel bar stock, and heat treated to H900...

Forward Controls Design - HF-601SPRINGS & DETENT INCLUDED  HF-601 is a collaboration between Hodge Defense Systems and Forward Controls Design.   HF-601 is based on our PF-040 pins, with Jim's input on what he wants on HDSI ARs. ...

Enter the Hard Ass. A firmer, more durable Big Butt for your Fix. Designed to give you increased support and stability and also to keep your kit looking fly with Q Blue accents. Get Hard.  *Product Compatible With THE SIDE CHICK Weight: 4.2...

The Granite Grip utilizes MJF 3D printing with durable Nylon 12 just like our Enhanced Foregrips for M-Lok or Picatinny. This method of manufacturing is unique in that it doesn’t conform to modern manufacturing principles that injection molding...

The Granite Grip utilizes MJF 3D printing with durable Nylon 12 just like our Enhanced Foregrips for M-Lok or Picatinny. This method of manufacturing is unique in that it doesn’t conform to modern manufacturing principles that injection molding...

AX556 Billet Upper/Lower Receiver Set 8.5" Handguard - FDE The Radian AX556 Billet Upper/Lower Set offers unmatched machining precision, ambidextrous controls, and a compact 8.5” M-LOK handguard, making it an ideal foundation for SBR builds, PDW...

AX556 Billet Upper/Lower Receiver Set 8.5" Handguard - Black The Radian AX556 Billet Upper/Lower Set offers unmatched machining precision, ambidextrous controls, and a compact 8.5” M-LOK handguard, making it an ideal foundation for SBR builds, PDW...

AX556 Billet Upper/Lower Receiver Set 15.5" Handguard - FDE The Radian AX556 Billet Upper/Lower Set delivers precision machining, fully ambidextrous controls, and cutting-edge ergonomics, making it a top-tier foundation for serious AR builders. Chambered...

Armaspec AR-15 Stealth Recoil Spring GEN 4 (AR9)

AX556 Billet Upper/Lower Receiver Set 8.5" Handguard - OD Green The Radian AX556 Billet Upper/Lower Set offers unmatched machining precision, ambidextrous controls, and a compact 8.5” M-LOK handguard, making it an ideal foundation for SBR builds,...