4 In. X 3/8 In. Extension Spring (2 Count)

Introducing the Century Spring Alloy Steel Extension Spring, 4 in x 3/8 in, 2-Pack. Crafted from high-quality alloy steel, this spring delivers dependable tension and quick return to its compact coil after each extension. Its rugged design makes it a versatile choice for gate hardware, machinery, and DIY projects where reliable spring action matters.

Benefits you can count on: Built to endure repeated cycles, it maintains consistent tension and resists deformation, helping components function smoothly and extend service life in everyday applications. Suitable for indoor or outdoor use, it supports gates, equipment, and hobby projects with dependable operation.

• Length: 4 inches of working length, optimized for extension spring use in gates, hardware, and small machines.
• Outside Diameter: 3/8 inches, a slender profile that fits tight spaces in mechanical assemblies and door hardware.
• Wire Gauge: .034 inches, a balanced thickness that provides solid strength without excessive stiffness for repeated cycling.
• Material: Alloy Steel, delivering rugged durability and long service life in tough environments.
• Performance Specs: Max Deflection 6.66 inches and Max Safe Load 4.13 pounds, designed for controlled motion and safe operation in gates, machinery, and DIY projects.

Why this extension spring stands out: Engineered for durability and predictable action, it keeps moving parts aligned and reduces maintenance in daily applications. Made in the USA, it supports domestic sourcing and consistent quality for gates, machinery, and DIY endeavors. The 2-pack provides ready replacements to keep projects moving, while its alloy steel construction ensures long service life in demanding environments.