The Bulldog Spring Link is made of durable aluminum and has a variety of uses. This spring link can hold up to 150 pounds to match the purpose you use it for. Colors vary, it is available in purple, green, gold etc.Durable aluminum constructionMultiple usesProduct in Inches (L x W x H): 6.299 x 3.93 x 0.472Holds up to 150 lbsShips in assorted colors