Fuji Heavy Bag Swivel Set consists of 2 x Snap Hooks and 1 x Stainless Steel Swivel to help protect your heavy bag straps from binding which puts extra unwanted stress on bag stitching and allows you to hang it with ease. Demand the best for your heavy bag and get longevity by allowing the punching bag to freely move without binding itself and putting stress on vital stitching and rivets.