The SAR USA ST45 is a semi-automatic pistol chambered in .45 ACP, designed to offer reliability and performance for both self-defense and recreational shooting. It features a 4.5" barrel and a polymer frame, contributing to a balanced weight of approximately 31 ounces. The pistol comes with a 12-round magazine capacity, providing ample firepower for various shooting applications. The ST45 is equipped with ambidextrous magazine release and frame safety controls, catering to both left- and right-handed shooters. Its 3-dot adjustable low-profile sights enhance aiming precision, while interchangeable backstraps allow for a customized grip fit. Front and rear slide serrations facilitate easy slide manipulation, and the integrated Picatinny rail enables the attachment of accessories such as lights or lasers. The rear of the slide features a red flag indicator that shows when the pistol is cocked and loaded. The ST45's design emphasizes user-friendly features and adaptability, making it suitable for both novice and experienced shooters seeking a reliable and customizable firearm.