The Streamlight ProTac HL-X Pro rail mount tactical light delivers professional-grade illumination in a durable Flat Dark Earth finish specifically designed as an AR-15 accessory.Streamlight ProTac HL-X Pro Rail Mount LightAircraft grade aluminum construction for durabilityFlat Dark Earth (Desert Tan) finishCompact 4.25-inch length 4.50 oz weightAR-15 compatible rail mounting systemTactical design for professional and recreational usePerfect for tactical applications hunting or range use this professional-grade light mounts securely to AR-15 platforms and provides reliable illumination in demanding conditions.