Guntec USA 7" Carbine Length AR15 Quad Rail Full Length Top
Incredible value and no gunsmithing required. This two piece "drop in" Black Quad Rail is for your AR-15 Carbine and replaces standard 6 5/8" plastic handguards. Mount your accessories on this annodized Aluminum Forearm. Well vented for heat dissipation. It includes a continuous top rail for flat top upper receivers.