Weaver Converta-Mount shotgun brackets are designed for use with Converta-Mount side bases and Weaver top mount rings. These bases and brackets provide a variety of scope mounting positions and makes scope mounting on several different shotguns a breeze. For even more versatility, Converta-Mount side bases are available in low-profile or see-under style. Weaver"s extensive line of bases provides a precision fit to custom match your Weaver rings of choice. Whether you need a base to accommodate your modern sporting rifle, a competition pistol, inline muzzleloader or your favorite bolt-action hunting rifle; every one of our mounts delivers a solid start.