✔ Material: High-carbon steel (65Mn or 70# steel)
✔ Wire Diameter: Common sizes – 3.8mm (11-gauge), 4.0mm, or 4.8mm (9-gauge)
✔ Finish: Black epoxy paint or powder-coated for corrosion resistance & aesthetics
✔ Spring Length: Customizable (typical: 500mm–2000mm)
✔ End Types: Straight, hooked, or looped for easy installation
✔ Load Capacity: Varies by wire thickness (e.g., 3.8mm supports ~50-80kg per meter)