The 4.25 inches matte barrel, also referred to as the Snake Slayer IV, is an excellent longer barrel option for the Bond Arms Derringer, comes in our most popular calibers. This barrel seamlessly fits all original Bond Arms hand cannon frames, excluding the Stinger model. Whether you want to refresh your derringer's look or enhance its caliber capabilities for your favorite concealed carry firearm, this Bond Arms replacement barrel is designed to deliver the performance and reliability you expect from the brand. Elevate your shooting experience with this versatile and stylish barrel, crafted for exceptional functionality.