Not compatible with triangular retaining plate/cap. NOTE: This system is designed to work with standard direct gas impingement systems using a standard gas tube and standard round delta ring. 223 5.56 Carbine Length Style Rifles Like, DPMS oracle, Bushmaster XM-15 ,S&W M&P 15 Sport II, Palmetto State Armory,Colt M4, Anderson AM-15, Ruger AR 556, etc. This carbine length drop-in quad rail simply slips into the standard delta ring and then fits over the front retainer cap behind the gas block sight.įits Most Mil-Spec. This M4 Quad Rail handguard features Picatinny-Weaver compatible rails on all 4 sides of the forend to install your optics, tactical light, vertical grip and laser sight. This 6.5-inch handguard upgrade fits most Mil-Spec carbine models, including the DPMS Oracle, Bushmaster XM-15, S&W M&P 15 Sport II, Ruger AR-556, Palmetto State, Colt M4 Carbine, etc. M1 M-lock Quad Rail 12-inch Black quantity. SPECS Brand: M1 Material: Metal construction Size: 12-inch design : M-lock Color: Black. When installing the two-piece quad rail design no gunsmithing is required. Home / External Gun Parts / Handguard / M1 M-lock Quad Rail 12-inch Black. The 6.5 inch M4 quad rail is made of aircraft-grade black hard anodized aluminum and is compatible with the majority of direct impingement gas systems. The AR15/M4 carbine length drop in quad rail is a simple upgrade for the standard carbine.

Quad rail handguards m4 carbine