Garage Door Extension Spring - 8 ft High Door - Double Loop Select Spring Weight:180# - Gold lubricating your door opener's chain

lubricating your door opener's chain drive or screw drive parts for smooth and quiet operation

Dimensions: 20 3/8" Length

Manufactured from 1995 to Present  - 390Mhz Frequency Models Only

providing reliable performance for large trapezoid curtain slats

Garage Door Extension Spring - 8 ft High Door - Double Loop Select Spring Weight:180# - Gold lubricating your door opener's chainGarage Door Extension Springs for doors up to 8ft high Double Loop Ends Garage door extension springs for 8ft doors Double loop ends, painted and color coded. High quality spring wire rated for 10,000 cycles. Extension springs are sold individually. We highly recommend replacing both extension springs are the same time for the best life of your new spring. Order 2 QTY to receive a pair. Double Looped Ends Rated for 10,000 cycles (a cycle is 1 open &