Tisas 1911 Duty B45GM Gun Metal Grey, .45 ACP, 5" Barrel, 8 Rounds The Duty R series are a full-size 1911 pistol with an integrated picatinny rail that come from the factory with a long list of features that include a skeletonized hammer and trigger, ambidextrous safety, extended beavertail grip safety and both front/rear slide serrations. Built on our forged frame and slide for durability with our cold hammer forged barrels for accuracy, the Duty series is ready for whatever comes at you. Tisas Duty Series 1911 pistols come standard with our premium lockable hard case, two magazines, cleaning kit, bushing wrench, trigger lock and instruction manual.