Product Review

Industrial quality 4.3" Long Spring Coil, perfect for all your heavy bag needs and All Hanging Chairs;
Reduce noise, stress and vibration
Heavy duty galvanized spring
Able to support most heavy bags up to 300 pounds
The spring locates between the overhead support and swing chain to provide a more comfortable, softer feel to porch swings, free-standing swings, hammocks and hammock chairs