30" Long MK3C Spring and Pulley assembly, suits PN58 spring box.

To Purchase Pulley and Spring Separately see Part No APG311

Door Sizes: (width by height)
6'6" x 6'3"
6'6" x 6'6"
6'6" x 7'0"
7'0" x 6'6" (not Georgian, Parade or Chevron).

Old Garador part number S1703001-3-1, new part number 4739.