Taurus 1TX22C151 TX22 Competition DAO 22 LR Caliber with 5.25" Threaded Barrel, 16+1 Capacity, Black Finish Picatinny Rail Frame, Serrated/Optic Cut Black Anodized Aluminum Slide & Polymer Grip. The TX 22 Competition custom-tuned mod of Taurus' award-winning polymer sporting pistol. This full-size, semi-auto rimfire is painstakingly re-engineered to meet your most rigorous performance demands. The upgraded, red dot optics-ready slide and 5 threaded Bull Barrel assembly brings match-grade accuracy and versatility to any shooting discipline. Giving todays competitive shooters the unique opportunity to shatter records without breaking the bank