Lower Parts

Battle Arms Development Enhanced Bolt Catch 8620 heat treated steel Investment cast Manganese phosphate finish Versatile modular design Oversize control surfaces Raised T-shaped heel Compatible with Norgon ambi-catch Elegant tapered control...

Battle Arms Development Enhanced Magazine Catch - Black SKU: BAD-EMC-IC Type: Magazine Release Model: Enhanced Manufacturer: Battle Arms Development Manufacturer Part...

Battle Arms Development Enhanced Pivot & Takedown Pin Set - Titanium AR15 / M16 / M4 Compatible - Fits all AR15/M16/M4 lower receivers with mil-spec .250in diameter front pivot and rear takedown pin holes. Patent Pending Pivot Pin &...

Battle Arms Development Enhanced Safety Selector AR15 Style Rifles and the ArmaLite,Inc.'s AR10® (Semi Auto). Single Side Safety Selector (0°-90° SEMI AUTO) Fit all Mil-Spec Dimensioned AR-15 Lower Receiver Black Phosphate...

Battle Arms Development Mil-Spec Carbine Buffer 3.0oz Mil-Spec Buffer for use in AR15/M16 carbines with a collapsible stock Perfect for your build or direct replacement for worn out parts Carbine weight, 3oz

Battle Arms Sabertube QD Lightweight Stock Kit - Black Mil-Spec carbine buffer and buffer spring compatible QD sling attachment point Made in the USA

BATTLEARMS 3 Piece Enhanced Lower Parts Kit Enhanced Bolt Catch (BAD-EBC-IC), which is a cost-friendly alternative, without sacrificing the quality for your AR build! The AR-15 Cast Enhanced Bolt Catch is 8620 heat treated cast steel with a manganese...

Black Rain Ordnance 3.5 Pound Pull Trigger 3.5Lb Trigger Pull Drop-in Single Stage

Blem AR-15 80% Fire/Safe Lower Receiver With Mil-Spec Upper Receiver - FDE Anodize AR-15 80% Fire/Safe Lower Receiver Machined from 7075-T6 Aluminum Forging FDE Hard Coat Anodize Flared and broached magazine well Rear upper lug pocket cut...

BOLT CATCH Compatible with AR15/M4 Lower Receivers American Made

BOLT CATCH PLUNGER Compatible with AR15/M4 Lower Receivers American Made

Bravo Company AR-15 PNT Trigger Assembly - Nickel PNT (Polished Nickel Teflon) parts feature micro polished contact surfaces low-friction Clean break and zero grittiness

BRAVO COMPANY BCMGUNFIGHTER GRIP MOD 0 - BLACK Fits AR rifles Reduced angle for improved ergonomics Hinged trap door offering storage inside the grip Test fit to ensure proper function

BRAVO COMPANY BCMGUNFIGHTER GRIP MOD 0 - FDE Fits AR rifles Reduced angle for improved ergonomics Hinged trap door offering storage inside the grip Test fit to ensure proper function

Bravo Company BCMGUNFIGHTER Mod 0 Adjustable Stock - FDE The strongest light-weight polymer stock available for your mil-spec receiver 2 different types of ambidextrous sling mounting option Fits Mil-Spec Buffer Tube

BRAVO COMPANY BCMGUNFIGHTER MOD 0 STOCK - BLACK The strongest light-weight polymer stock available for your mil-spec receiver extension More pronounced cheekweld-SOPMOD type (widebody)

BRAVO COMPANY GUNFIGHTER SOPMOD 0 STOCK - FDE The strongest light-weight polymer stock available for your mil-spec receiver extension More pronounced cheekweld-SOPMOD type (widebody)

Bravo Company Gunfighter's Grip MOD3 - Black Fits AR rifles Reduced angle for improved ergonomics Hinged trap door offering storage inside the grip Up to 1/4" wider than Mod 0 and Mod 1

Bravo Company Mod 0 Sopmod Stock Kit - FDE BCM 7075T6 Mil-Spec Receiver Extension Locking Nut M4 Mil-Spec Carbine Action Spring Carbine Buffer BCM QD Swivel Mount End Plate

Bravo Company Trigger Guard Mod 0 - Black Ergonomically correct shape and contour No sharp edges, Compatible with "duck-billed" grips Made of impact resistant polymer