This replacement back strap is designed to fit the Modulus Compact and comes standard with the firearm. Crafted for optimal comfort and grip, it allows you to maintain control during use while ensuring a customized fit for your hand size and shooting style. Whether you need a replacement or simply want to switch it out for a different feel, this back strap enhances the overall handling of your Modulus Compact, making it a practical addition to your firearm accessories.