Interchangeable Mil-Spec features include fire control group, grip, functioning dust cover and adjustable sights. Machined quad rail capable forearm and a pseudo flash hider, forward assist and bolt release. Polymer grips and comes with two magazines. Weighs 4.7 pounds.Retail Price : 543.00Barrel Length : 6Description : M4-22 Pistol .22 Long Rifle 6 Inch Barrel Black Finish Polymer Grips Two Magazines 28 RoundsHand Gun Web Model : M4-22Caliber : .22 LRTactica : TacticalCatalog Vendor Name : MKS-CHIAPPACapacity : 28Finish : BlackBarrel Length Range : 6″<7.5"Caliber-Gauge : .22 LONG RIFLE SKU: 752334194213 UPC: BRAND: Hi Point Manufacturer Number: 500071 Caliber: 22 Long Rifle Unit of Measure: Each Classification: Firearm