New Frontier C-4 AR-15 Rifle Complete Billet Lower Receiver

New Frontier C-4 AR-15 Rifle Complete Billet Lower Receiver

FEATURES:
Machined from 7075-T6 aircraft grade billet aluminum
Matte black hard-coat anodized per Mil 8625 Type 3 Class 2
Precision broached magazine well with beveled feed lips
Machined and engraved to be compatible with 45 and 60 degree short throw fire control selectors such as the BAD_ASS ST 45 Lever
Caliber marking of “Multi” so it can be used with many different caliber uppers
Compatible with all standard AR-15 components and magazines and most aftermarket parts
Take down pin spring and detent hole is threaded for a 6-32 set screw for easy capturing (hardware included)
Upper tension screw behind grip screw (threaded hole with hardware included) to adjust any “slop” out of vertical fit between upper and lower
Ambidextrous trigger finger rests with grooves (above and below mag release / mag catch)
Compatible with Norgon and other aftermarket ambidextrous mag releases
Threaded bolt catch pin (Threaded hole and hardware)
Integrated large opening “winter” trigger guard
Manufactured to MILSPEC on state of the art CNC equipment for consistent quality parts and exacting tolerances
Comes assembled and ready to pin onto your upper and fire with the following parts installed:
Standard Lower Parts Kit
MILSPEC Receiver Extension
B5 Systems Bravo SOPMOD Stock Body