The P-A2 Stainless Steel Swivel is designed for heavy bags with 4 top D-rings and can support bags weighing up to 150 lbs. The swivel is made with increased strength, heavy-duty stainless steel chain links and features a bold pro-style design with a zinc galvanized finish for maximum durability. The bold pro-style swivel allows for natural movement and spinning of the heavy bag, without any bunching or knotting. The P-A2 comes with four professional-strength quick links for fast, convenient, and secure attachment. This swivel is ideal for heavy bags with four top D-rings and is 24 inches in length, making it suitable for various heavy bag sizes.