https://thecastlearms.com/product/barrett-13273-m99-50-bmg-32-1-flat-dark-earth-cerakote#product_detail

Barrett's M99 rifle features a single shot bolt action with a match quality trigger and a 32" heavy barrel. The optic-ready receiver is made of FDE Cerakoted aluminum and chambered for 50 BMG. The fixed metal stock/receiver has a flat dark earth finish with the other components finished in black. The heavy barrel has a 1:15" twist and three-port, fanned, high efficiency muzzle brake. It weighs 23 pounds and has an OAL of 47". It comes with a hard case and a quick detach adjustable bipod.