- CORROSION RESISTANT: This garage door torsion springs is made of high-carbon steel which are heat treated, coated steel coils spring surface to make it is clean, long service life, and not easy to rust.
- PACKAGE INCLUDED: You will get a pair of garage door torsion spring(1 left hand wind spring&1 right hand wind spring), a pair of 17.2” non-slip winding bars.
- DIMENSION: 0.218*2*23: 0.218” wire gauge, 2” inner diameter, 23” coil-to-coil length(do not include cones on each end). 0.250*2*30: 0.250” wire gauge, 2” inner diameter, 30” coil-to-coil length(do not include cones on each end).
- CHOOSE CORRECT SIZE: Please confirm correct size before spring replacement or installation, suggest to choose same size or larger size than your original torsion spring, smaller size is prohibited.
- NOTE: Professional installation is recommended.