Description Detachable magazine. Adjustable A2 Post front sight with Magpul folding MBUS rear sight. Sixteen inch Armornite coated barrel. Single stage trigger. Hard coat black anodized receiver finish. Chrome lined gas key and bolt carrier. 1 in 9 inch twist. High-temp polymer handguard. Includes dust cover and forward assist.Specifications:Barrel Length: 16Caliber-Gauge: .223 REM. Capacity: 30Finish: BlackLong Gun Web Model: M&P 15Made in the USASpecific Caliber: 5.56mm NATOTactical Firearms, trailers, and some accessories are only available for purchase in stores. Each location follows all BATF and individual state/county/city laws to insure the desired product is legal for sale. Any info provided online is subject to change, please go to your local store for more accurate information.