Uncle Mike's Marlin .357 Magnum 1894C Carbine Swivel Kit is special magnum split band swivels to install on magazine tube without dismantling your firearm. The Marlin .357 Carbine fits tube diameters .540 to .590 inches. Fits Ruger Mini-14.
Uncle Mike's construct their swivels to be as strong and reliable as they come. With features the competition has been trying to unsuccessfully top since the days of Truman, when the modern swivel was pioneered.