Enhance your rifle or shotgun with GrovTec US's Black Oxide Barrel Band Swivels. Crafted from durable steel these swivels are designed for seamless attachment to tube magazines with diameters ranging from .420 to .470 inches eliminating the need to dismantle your firearm. The set includes a .75-inch rear swivel stud with a spacer a convenient Allen wrench and one pair of GT Locking Swivels ensuring a secure and stable attachment. Finished in sleek black oxide this hardware is perfect for those seeking reliable and straightforward swivel solutions for their firearms.