Martin 242 Line Lengths

 Some common metric conversions for line diameters: 1/8" ~ 3mm; 3/16" ~ 5mm; 1/4" ~ 6mm; 3/8" ~ 9 or 10 mm; 1/2" ~ 12 or 13mm

  • Spinnaker Halyard: 1/4" x 75 ft.
  • Reef: 1/4" x 25 ft.
  • Pole Down: 1/4" x 30 ft.
  • Pole Up: 1/4" x 45 ft.
  • Vang: 1/4" x 22 ft.
  • Backstay purchase: 1/4" x 17 ft. N.B. This is the purchase line between blocks, not the actual backstay.
  • Traveller: 1/4" x 12 ft. Qty = 2
  • Cunningham: 1/4" x 18 ft.
  • Cunningham strap: 1/4" x 5 ft.
  • Spinnaker Sheets: 2 @ 5/16" x 60 ft. (8 mm x 18.3 M) tapered for the last 12 feet
  • Jib Sheets:
    • 1:1 system 1 @ 3/8" x 45 ft. 
    • 2:1 system 2 @ 3/8" x 30 ft. (9mm) tapered for the last 30" (762mm) down to a 6mm Dyneema core with a braided loop at the end to attach a Wichard clip.
  • Jib Halyard: 3/16" x 27 ft.
  • Jib Messenger (Halyard tracer) line: 1/8" x 27ft
  • Main Sheet: 3/8" x 65 ft.
  • Main Halyard: 3/8" x 78 ft.
  • Furling Line: 3/16" x 28 ft.