AT3 Standard M4 Stock This mil-spec AR-15 buttstock became the military standard when the M4 carbine came into prominence. The lightweight, no-fuss design slides on easily to your mil-spec buffer tube, and includes a steel loop for attaching a two-point sling. If you’re looking for an inexpensive stock that does the job Specifications: Material: Polymer with Steel Hardware Fit: Mil-Spec AR-15 SKU: STK-01-MIL

KAK 5.56 20" Rifle Gas GOVT Pencil AR15 Barrel Chamber- 5.56 NATO • Length- 20" • Gas system- Rifle Length • Gas Block Size- .625 • Threads- 1/2x28 • Finish- Chrome Lined Phosphate • Twist- 1:7 • Material- 41V50 • Barrel dimpled for gas block set screw • Marked for Caliber and Twist • Profile- Govt Pencil • Extension- Rifle Feed Ramps • Weight- 27.24 OZ • Fully Made In House From KAK Industry Produced Blanks All Barrels Are Air Gauge Inspected for Correct Bore Size & Tolerances, completed Barrels are Inspected for Proper Headspace using Calibrated Gauging.