Make of PA66, which is none more rusting, binding or staining, weatherproof and perfect for long lasing outdoor use Our gate hinges features variable closures strength, you can easily adjust the spring tension Gate hinges with optional caps, to gate hinge being used as a foothold by toddler, attach caps to lower hinge Perfect for high traffics, garden pools, daycares, pet barriers, deck gate, can be used on wrought iron gate, aluminum gate panel, steel gate and wood fence gate Large gate hinges deliver dependable reliability for pool and general purpose around homes, yards, much spring force for a heavier gate and close gate decisively, Manufacturer: NMOWYBPY