APF firearms are made in America's heartland by craftsmen passionate about firearms, the outdoors, and supporting our nation's law enforcement agencies. Whether in the field or on the range, APF builds the caliber you want and offers an array of unique finishes and accessories to bring you the perfect rifle. FeaturesPROOF RESEARCH Carbon Fiber BarrelElite Series Muzzle Brake15" MLOK Handguard.750 Superlative Arms Adjustable Gas BlockALC Lightweight BCGTimney Targa 2/2lb Two-Stage Straight TriggerAmbi Safety SelectorMagpul PRS-Lite StockMagpul K2 Grip