UTG PRO Model 4/AR-15 Rifle Length 13" Free Float Quad Rail

Features:Proudly Designed and Made in USA13" Free Float Quad Rails for Full-length AR-15Accommodates Low-profile Gas BlockSlim Profile and Ultra Lightweight DesignSolid Aircraft Aluminum Construction with Hard AnodizingPrecision Machined and Torture Tested for Max DurabilityUn-impeded Top Rail Platform Consistent with Flat Top RailsComplete with Universal QD Swivel HousingIncludes 20PCs Rail CoversNote: This quad rail system is designed to fit with standard AR-15 gas tube. The compatibility with any special piston system is not guaranteed. Also, the quad rail system works with standard AR-15 upper receiver. It may not be compatible with any re-designed, oversized upper receiver. Specifications:Material: AluminumWeight: 15.6 ozPieces: 1Rail Type: Picatinny/WeaverNo. of Rails: 4Length: 12.6 inchWidth: 2.1 inchHeight: 2.4 inch