This saiga 12 quad rail forearm hand guard system with 15" top rail is an easy to install upgrade for your Saiga 12 shotgun. The saiga 12 quad rail is a two piece drop in handguard design no gunsmithing is required. Made from black hard anodized aircraft grade aluminum. Accepts all standard Weaver / Picatinny 1913 accessories. 15 "Extended accessory top rail. Two-piece construction trunion. Fits Saiga 12 gauge shotguns only.