DURA-LIFT Heavy-Duty Doubled-Looped Garage Door Extension Spring 140 lb. (2-Pack), Dura-Lift, Mfr#: DLEBL140

DURA-LIFT 90 – 180 Pound Heavy-Duty Extension Garage Door Spring 2-Packs are extension spring replacements for broken sectional garage door extension springs for 7′ tall doors. All DURA-LIFT garage door extension springs are manufactured from oil-tempered spring wire meeting ASTM A229 and are designed for a minimum of 10,000 door open and close cycles. Double-looped ends are standard to add double the resistance strength.