The Del-Ton RFTSP (Rifle Flat Top Special Purpose) is a 16-inch mid-length gas system AR-15 with a free-float handguard, designed for users who want Del-Ton's reliability with improved accuracy potential. The flat-top upper and free-float handguard provide a clean optic platform. Del-Ton's chrome-lined barrel construction is retained from their Echo series. Type: Rifle Action: Semi-Automatic Caliber: 5.56x45mm NATO Capacity: 30 Year introduced: 2017, USA Weight: 64 oz Overall length: 32.5" Status: Active Intended use: Home Defense, Target Shooting, Competition