Diamondback DB15 AR Rifle

11.5 inch M-Lok rail is a modular locking accessory mounting system that is a direct attachment method for hard mounting accessories to a negative space mounting point. Designed by Magpul Industries the M-Lok system is a free licensed platform to allow greater compatibility of accessories between all manufacturers. Rogers Super-Stoc cam-lock system. Once the desired stock position has been selected the stock can be locked down solid by clicking the cam-lock lever upward. Pressing the quick-release lever will disengage both the cam-lock and the detent pin allowing you to quickly readjust the stock position. Fits both a Mil-Spec sized buffer tube as well as a commercial sized buffer tube with a few simple adjustments. Sixteen inch stainless float barrel with M4 contour. 1:9 inch barrel twist rate. Shot-Peened, magnetic particle inspected Mil Spec 8620 carrier, melonite coated with 158 carpenter steel bolt. Forged 7075 T-6 aluminum lower receiver. A3 Flattop forged 7075 T-6 aluminum, T-marked upper receiver. Diamondback Aluminum T-marked four rail handguard. A2 style pistol grip. Aluminum Mil Spec magazine. A2 flash hider. No sights. Overall length stock collapsed 32.5 inches, stock expanded 36.25 inches. Weight: 6.65 pounds.