Aim Sports MT021 M4 Handguard 6″ Carbine Style Made of Aluminum with Black Anodized Finish & Quad Rail

This M4 carbine-length, drop-in quad rail by Aim Sports is an easy to install upgrade for the basic carbine. Made from aircraft-grade aluminum, it is compatible with most carbine-length direct impingement gas systems. The two-piece design requires no gunsmithing to install and is compatible with all standard Weaver/Picatinny 1913 accessories.

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