Built from a MIL-SPEC foundation with HP/MPI-tested and certified bolt and M16-style bolt carrier group with mid-length gas system and H buffer"" the TAC3 performs reliably. Superior accuracy and performance come from the company's signature chrome-lined"" cold hammer-forged barrel made from FN proprietary steel"" fully free-floated within a Hodge Defense-designed wedge lock handguard. The rigid handguard"" affixed with a proprietary barrel nut and anti-rotation technology"" provides continues 12 o'clock rail space and multiple M-LOK attachment points for lights"" lasers and other accessories while minimizing deflection during hard use. Outfitted with ambidextrous charging handle and selector"" and FN's custom 6-position buttstock"" pistol grip and magazine"" the FN 15 TAC3 is a streamlined"" rugged carbine ready for any situation.