This 0.225 wire size e-coated torsion spring is commonly used for insulated and heavier residential garage doors. The advanced e-coating offers enhanced corrosion protection, making it suitable for daily use and demanding environments. Custom sizes and specifications are available based on project requirements.

This dual extension spring is designed with a double-spring structure to deliver higher extension force with improved balance and durability. Rated at 180 lb, it is suitable for applications that require strong pulling force and consistent performance during repeated operation. Compared with single extension springs, the double spring design helps distribute load more evenly, reducing stress concentration and supporting longer service life. Specifications can be customized to match different application requirements.

This dual extension spring is designed with a double-spring structure to deliver higher extension force with improved balance and durability. Rated at 170 lb, it is suitable for applications that require strong pulling force and consistent performance during repeated operation. Compared with single extension springs, the double spring design helps distribute load more evenly, reducing stress concentration and supporting longer service life. Specifications can be customized to match different application requirements.

This dual extension spring is designed with a double-spring structure to deliver higher extension force with improved balance and durability. Rated at 160 lb, it is suitable for applications that require strong pulling force and consistent performance during repeated operation. Compared with single extension springs, the double spring design helps distribute load more evenly, reducing stress concentration and supporting longer service life. Specifications can be customized to match different application requirements.

This dual extension spring is designed with a double-spring structure to deliver higher and more stable extension force. Rated at 140 lb, it provides reliable pulling performance and improved durability for demanding applications requiring controlled and consistent tension.

This dual extension spring is designed with a double-spring structure to provide strong and stable extension force. Rated at 130 lb, it is suitable for applications that require higher pulling force, durability, and consistent performance during repeated operation.

This dual extension spring uses a double-spring structure to deliver higher extension force with improved balance and durability. Rated at 120 lb, it is suitable for applications that require strong pulling force and consistent performance during repeated operation. Compared with single extension springs, the double spring design helps distribute load more evenly, reducing stress concentration and supporting longer service life. Specifications can be customized to match different application requirements.

This dual extension spring is designed with a double-spring structure to deliver higher pulling force with improved balance and durability. Rated at 110 lb, it is suitable for applications requiring strong extension force and stable performance under repeated operation. The double spring design helps distribute load evenly, reducing stress concentration and extending service life compared with single extension springs. Manufactured from high-quality spring steel, specifications can be customized to meet different application requirements.