Strong Stability & Durable-- Constructed from superior stainless steel material, not easy to deform, resistant to corrosion, sturdy and durable for use to prevent outdoor shelter cracking. Provide Protection for Tents-- With high toughness and high elasticity, This tent fixed buckle can effectively tighten and stretch. When the fierce wind comes, the spring hook can cushion the wind and prevent tents from being damaged by wind. Easy to Install-- Just put the rope or chain through one end of the spring, and you can finish installation without using any tool. The special design of spring can ensure spring will not break even if it exceeds the load capacity. Wide Application-- Using high-quality craftsmanship, this spring buckle is a perfect accessory for tent, punching bag, hammock, hanging rope, C stand chair, or even a dog chain. Portable & Package Included-- It is small and lightweight to take out for outdoor activities. It contains 10pcs spring buckle. Note: The data are manual measurement, please allow a 1-3cm error, due to the differences between the light and the display, there will be a certain color difference, the specific received in kind prevail.