Three sizes available to fit each Full Support Swing Seat. Add these smooth chains and metal dowel rods to your swing seat for long lasting enjoyment. Fully adjustable for height of the swing and rake.Please make sure you select the corresponding Four Chain Suspension for the size seat you are ordering. Child (8TCHN); Teen (8TCHNT); Adult (8TCHNA).Recommended for swing seats used or kept outside.We recommend that you bring the swing seat indoors during extreme weather conditions. Price is for Chain Suspension Package only. Swing seat not included.Made in Great Britain.Four Chain Suspension is on back order until Mid-November.