Description: Garage Door Torsion Springs 7-8 Feet High Door (243 x 1.75 x 35)
Category: Garage Door Springs
Material: Fabricated with high ASTM 229 Class II Carbon Steel.
Execution Factors: Spring Rate - Maximum deflection - Maximum load - Wind specifications
Cone Type: Diamond cones, stationary cones.
IPPT: 37.54