The Kel-Tec PR57 is a revolutionary striker-fired, semi-automatic pistol chambered in 5.7x28mm. Featuring an innovative onboard storage system for 20+1 rounds, this firearm eliminates the need for a traditional magazine while maintaining a sleek and compact profile. Designed for exceptional capacity and reliability, the PR57 is an optics-ready pistol engineered for versatility and ease of use in high-stress situations.