(P728) 28 in. Plug-End Extension Spring (0.177 in. No. 7 Wire) (PAIR)
(P728) 28 in. Plug-End Extension Spring (0.177 in. No. 7 Wire) (PAIR)
(P728) 28 in. Plug-End Extension Spring (0.177 in. No. 7 Wire) (PAIR)
(P728) 28 in. Plug-End Extension Spring (0.177 in. No. 7 Wire) (PAIR)
(P728) 28 in. Plug-End Extension Spring (0.177 in. No. 7 Wire) (PAIR)
(P728) 28 in. Plug-End Extension Spring (0.177 in. No. 7 Wire) (PAIR)
(P728) 28 in. Plug-End Extension Spring (0.177 in. No. 7 Wire) (PAIR)
(P728) 28 in. Plug-End Extension Spring (0.177 in. No. 7 Wire) (PAIR)
(P728) 28 in. Plug-End Extension Spring (0.177 in. No. 7 Wire) (PAIR)
(P728) 28 in. Plug-End Extension Spring (0.177 in. No. 7 Wire) (PAIR)
(P728) 28 in. Plug-End Extension Spring (0.177 in. No. 7 Wire) (PAIR)
(P728) 28 in. Plug-End Extension Spring (0.177 in. No. 7 Wire) (PAIR)

(P728) 28 in. Plug-End Extension Spring (0.177 in. No. 7 Wire) (PAIR)

  • Sale
  • $37.50


  • 2 x P728 springs support 90 lbs. to 150 lbs. garage doors
  • 4 x P728 springs support 150 lbs. to 300 lbs. garage doors
  • Length over coils: 28 in.
  • Outside diameter: 1-5/16 in.
  • Wire gauge: (0.177) no. 7
  • Initial tension: 110 lbs. - 120 lbs.
  • Maximum allowable stretch: 18.5 in.