V6220, Tru-Close, 8" Self Closing T- Hinges, Close Every Time, Internal Stainless Steel Springs Provide A Value Added 2 Products In 1, A Separate External Closing Spring Is Not Needed, Use On Wood Or Vinyl Gates, Adjustable Tension Easy & Safe, Best On Gates 5' x 3', 55 LB With Point Load Of 440 LB, Will Never Rust Or Corrode, Super-Strong Polymer Construction, Eliminates External Springs, Maintenance Free Self Lubricating, Quick & Easy Installation, Limited Lifetime Warranty.