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Extension Spring 7' Door. 110 lbs. Double-loop (Ref #0140077) -
Extension Spring 7' Door. 100 lbs. Double-loop (Ref #0140072) -
Extension Spring 7' Door. 90 lbs. Double-loop (Ref #0140063) -
Extension Spring 7' Door. 80 lbs. Double-loop (Ref #0140053) -
Extension Spring 7' Door. 70 lbs. Double-loop (Ref #0140043) -
Extension Spring 7' Door. 60 lbs. Double-loop (Ref #0140033) -
Extension Spring 7' Door. 50 lbs. Double-loop (Ref #0140023)
