0.375x3-3/4"x45'' Commercial Garage Door Torsion Spring - Red (Left Side)

LEFT-SIDE COMPATIBILITY: When facing from inside the garage, the RED CONE torsion spring is for the LEFT SIDE of the garage door HEAVY DUTY & HIGH QUALITY: Made from heat-treated spring steel with aluminum cones for durability. Electrophoretic coating resists corrosion and wear. Tested for 400-hour salt spray & a minimum of 20,000 cycles. No lubrication needed, ensuring a clean installation. SUPERIOR DURABILITY: Constructed from the highest-grade ASTM 229 Class II Carbon Steel for exceptional strength and longevity. Designed for reliability, these high-quality torsion springs ensure long-lasting performance. 5-YEAR WARRANTY: Backed by a 5-year warranty from the purchase date, ensuring quality and performance. Our commitment to durability and customer satisfaction gives you peace of mind with your investment.