The P-A1 Stainless Steel Swivel is designed for use with heavy bags that have 6 top D-rings, and is capable of supporting bags weighing up to 250 lbs. This swivel is made with professional-grade, industrial strength stainless steel chain links and features a zinc galvanized finish for increased durability. The pro-style swivel design ensures smooth movement and spinning of the heavy bag, without any bunching or knotting. The P-A1 also comes with two high-strength Spring Hooks and six professional-grade quick links for a fast, secure, and convenient attachment. With an approximate length of 29 inches, this stainless steel swivel is the perfect solution for your heavy bag needs.