TnP Accessories 1 inch Plastic Spin Lock Collars - 2pcs For Dumbbells Barbell

Waxy Maize Starch (10). Vinyl Spinlock Collars made for all 1" Standard Weight Lifting Barbells or Dumbbell Bars. Spinlock Collars are easy and quick way to move your plates around. They also keep weight plates securely and safely while lifting.