Ar15 Ar-15 M4 Carbine Rifle 2-piece Quad 4-weaver/picatinny Rail Aluminum Handguard + Tactical Steel Inserted Leg Mil Spec Polymer Composite Grip+bipod+side Rail – 2pc Combo Combination Package Kit Set

its Ar-15 M4 Carbine Rifles. 4 Weaver-Picatinny Rails for Lights, Lasers, Bipods, Grips, Sights.2pc Easy Installation- Replaces your existing Handguards. No Gunsmithing Required!Hardcoat Anondized-Aluminum Construction.Press Button pop out Bi-Pod.Easy mount on and off. Features : Fits Ar-15 M4 Carbine Rifles. 4 Weaver-Picatinny Rails for Lights, Lasers, Bipo More »