Heavy Duty 3 Inch Double Spring Hinge Set In 304 Stainless Steel With Integrated Tension Adjustment No Fixing Pin Needed For Doors 20 To 36mm Thick Ranbo Each Pair Supports Up To 25kg

Premium 3-inch double spring hinges for heavy doors
✔️ 3mm thick 304 stainless steel, supports 25kg for doors 20-36mm (0.79-1.42in), with easy tension adjustment

This is a set of heavy-duty double spring hinges designed for smooth, automatic door operation. They're commonly used on interior doors in homes, offices, or warehouses to keep things secure and efficient without manual effort.

✅ Made from 3mm thickened 304 stainless steel for extra durability in high-use spots
✅ Fits doors 20-36mm (0.79-1.42in) thick and handles up to 25kg per pair for reliable support
✅ Includes integrated tension adjustment for customizing close speed, no extra pins required
✅ Offers two-way opening with automatic closing to boost safety and flow in busy areas
✅ Features a brushed finish for rust resistance and a clean look that lasts

💡 Why use adjustable tension hinges for better door performance in everyday setups? This setup helps make doors more reliable by fine-tuning how they swing and shut. - Ensures even closing speed for safer, quieter operation in homes or businesses - Boosts energy savings by preventing drafts from poorly sealed doors - Reduces wear over time with customizable tension to match door weight - Simplifies installs for DIY folks or pros dealing with various door sizes