AMERICAN TACTICAL IMPORTS MILSPORT RIA 6MM ARC RIFLE

The ATI 6 mm ARC rifles feature an 18-inch barrel with a 15-inch M-Lok compatible rail. The barrels have a 1:7-inch twist rate, a 5/8x24 thread pitch, and a flash hider at 5/8x25 pattern. The Mil-Sport Rifle and Omni Hybrid Maxx Rifle both feature an ATI SR-1 Rear Stock, while the Omni Hybrid Maxx model also has a Nano Composite Trigger Kit. A 6 mm ARC (short for Advanced Rifle Cartridge) is a rifle cartridge developed from the 6.5 Grendel round, necked down for 6 mm bullets. A 6 mm ARC bullet