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The KAC Upper Receiver Extending (URX) III rail is a free floating, hybrid modular replacement forend for your AR-15 rifle. The rail features a continuous upper picatinny rail and short sections at its front for accessories. Furthermore, the forend eliminates rail sections in the center for a lighter platform and more comfortable grip. Moreover, the forend features 2 integral QD sling swivel sockets at the rear for ambidextrous sling attachement points. The rail is made from high quality aluminum and features a long lasting tough, and durable anodized black finish.

Specifications and Features:
8" Length
8.6 Ounces
Free floating
Aluminum
Anodized, black finish

Fits:
This URX III rail requires that the rifle have a pistol or carbine gas system and a low profile gas block. Disassembly of the rifle's gas system and removal of the factory barrel nut will be necessary. This forend uses a proprietary barrel nut that MUST be installed using a KAC URX Barrel Nut Wrench (PN: 20495, Sold Separately)