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Unit 1 Underdeck Furling System Unit 1 Underdeck Furling System Unit 1 Underdeck Furling System Unit 1 Underdeck Furling System
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Unit 1 Underdeck Furling System

Part No. 7411.11 1/2
£4,997.25(including VAT)  Not in Stock
Wire Ø (1 x 19 SS) (mm)6, 7, 8 mm
Rod Ø (mm)5.72, 6.35 mm
Rod Ø (dash)-10, -8
Clevis pin Ø (mm)12.7 mm

Harken’s MKIV Underdeck Furling is the perfect solution for performance racers and cruisers who want an aerodynamic system with a minimal amount of equipment above deck. The drum is located beneath the deck, lowering the tack height for maximized sail area.

J (mm)25 mm
K (mm)29 mm
Extrusion length (m)2.13 m
Luff tape size (mm)5 mm
Wire Ø (1 x 19 SS) (mm)6, 7, 8 mm
Rod Ø (mm)5.72, 6.35 mm
Rod Ø (dash)-10, -8 
Clevis pin Ø (mm)12.7 mm
Standard headstay length (m)13.99 m
Maximum headstay length (m)16.12 m
A minimum (mm)270 mm
A maximum (mm)397 mm
B (mm)140 mm
C minimum (mm)117 mm
C maximum (mm)244 m
Manual: 4656.pdf (open/save)
Manual: 4656PartsUnit1.pdf (open/save)
DWG: 7411.11_1-2.DWG (open/save)
DXF: 7411.11_1-2.DXF (open/save)
IGS: 7411.11_1-2.IGS (open/save)

DO NOT use Harken equipment for human suspension unless product is specifically certified and labeled for such use.

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