The FN 15 is FN's direct-impingement AR-15 platform built to military specifications. Cold hammer-forged barrel, mil-spec BCG, and M16 profile. FN's manufacturing expertise applied to the civilian AR-15 market. Type: Semi-Auto Rifle Action: SA Caliber: 5.56 NATO Capacity: 30 Year introduced: 2013, Belgium Weight: 63.2 oz Overall length: 32.25" Status: Active Intended use: Tactical, Home Defense, Service