Description PRODUCT DETAILAction- Semi-Auto Caliber- 5.56 NATO Barrel Length- 16" Capacity- 30+1 Trigger- Mil-Spec Safety- Safety Selector Switch OAL- 33.25"-36" Weight- 6 lbs Stock Description- M4 Type Adjustable Metal Finish- Black Hardcoat Anodized Muzzle- A2 Flash Hider Receiver Material- Forged 7075 T6 Aluminum Sights- None, Optic Ready Barrel Description- Chrome-Lined M4 Profile Twist- 1:7" Barrel Length Range- 16" to 16.99" Weight Range- 6 lbs to 6.99 lbs Hand- Right Stock Finish Group- Black Metal Finish Group- Blued/Black 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.