This exciting line at Doubletap Ammunition; STI Competition Loads have been designed from the ground up to function flawlessly in STI pistols. Precision craftsmanship and state of the art quality control allow for exacting tolerances that take advantage of the deeper STI chamber. This loading process ensures the upmost accuracy and reliability from your competition rig. Each round that leaves the factory has been hand inspected and certified to + or – 1/10th of a grain of powder. You will never worry about squib loads, stove pipes, or missing your power factor again. Whether you are a competition shooter at the top of your class, or an STI enthusiast who wants only the best, the STI Competition Loads are the right choice for you. This ammunition is new production, non-corrosive, in boxer-primed, reloadable brass cases.