BEST M416 with M7 in TDM PUBG MOBILE - LIMO PUBG gameplay trailer The Taurus ACR is considered by many to be one of the best bullpup rifles available for mobile. The 7.62x54mm caliber barrel offers respectable performance and accuracy, while its lightweight design makes it ideal as an everyday carry weapon or long-distance combat pistol when combined into various defensive stances. This gun has been designed on an all-black finish that allows users tactical sight adjustments through optical sights during shooting modes which can make this rifle highly useful if you're constantly traveling along roads where visibility matters most.