Chamber: 223 Wylde. Standard features include 14.5” 4150 CMV nitrided medium-profile barrel, 1:8 twist rate. Mid-length gas system. Bolt carrier made of 8620 shot-peened steel, chrome lined, Parkerized exterior. Bolt made of 9310 super alloy steel, MPI tested. Hardened steel extractor, heavy-duty extractor spring, parkerized exterior. Firing pin, retaining pin, cam pins made of hardened steel. VLTOR A5 Buffer System with proprietary stainless-steel buffer cylinder, solid stainless weight. Wolff XP carbine spring. Midwest Industries M-LOK Combat Handguard 14” with continuous Mil-Std 1913 Picatinny top rail. Also, seven sides of M-LOK rail, 1.5” exterior diameter and 1.3” inner diameter. 4140 heat-treated barrel nut with two integral anti-rotation QD sling sockets. Receiver set standard 7075-T6 aluminum forging, MIL-A-8625 Type III anodized |black. ALG Defense Quality Mil-Spec (QMS) trigger with 5.5-lb. trigger pull. Mil-Spec charging handle, safety selector, fire controls, right-hand oriented. TGI MP Grip. A2 Birdcage Muzzle Device, pinned and welded to meet NFA 16” overall barrel length requirement. B5 Systems Bravo Stock. Comes with soft rifle case and one 30-round PMAG. Duty Optimized comes with more rigid handguard/rail system, upgraded trigger, Sand-Cut Bolt Carrier Group. Optional muzzle device system to accept multiple suppressor mounting solutions. Suppressor Optimized rifle features adjustable gas block,13.5” MWI NF Rail. Optional muzzle device system to accept multiple suppressor mounting solutions. Company established in 2021. Specializes in duty rifles made to order. Based in New Buffalo, Michigan. Values are for the Standard model; add 13% for Duty Optimized; add 16% for Suppressor Optimized.