Harken Unit 1 Underdeck Furling System

Harken Unit 1 Underdeck Furling System
Item# 7411.11 1/2
Regular price: $4,985.00
Sale Price : $3,589.19

Product Description

Harken Unit 1 MKIV Underdog


Wire (1 x 19 SS) (mm)6, 7, 8 mm

Wire (1 x 19 SS) (in)1/4, 5/16, 9/32 in

Rod (mm)5.72, 6.35 mm

Rod (dash)-10, -8

Clevis pin (mm)12.7 mm

Clevis pin (in)1/2 in

Standard headstay length (m)13.99 m

Standard headstay length (ft in)45' 11" ft in

Maximum headstay length (m)16.12 m

Maximum headstay length (ft in)52' 11" ft in

A (mm)96 mm

A (in)3 3/4 in

B (mm)150 mm

B (in)5 7/8 in

C maximum (mm)250 m

C maximum (in)9 7/8 in

D (mm)47 mm

D (in)1 7/8 in

E maximum (mm)1041 mm

E maximum (in)41 in

E minimum (mm)1003 mm

E minimum (in)39 1/2 in

F maximum (mm)213 mm

F maximum (in)8 3/8 in

F minimum (mm)209 mm

F minimum (in)8 1/4 in

G maximum (mm)186 mm

G maximum (in)7 5/16 in

G minimum (mm)183 mm

G minimum (in)7 3/16 in

H (mm)140 mm

H (in)5 1/2 in

I (mm)66 mm

I (in)2 5/8 in

J maximum (mm)59 mm

J maximum (in)2 5/16 in

J minimum (mm)56 mm

J minimum (in)2 3/16 in

K (mm)25 mm

K (in)1 in

L (mm)29 mm

L (in)1 1/8 in

Extrusion length (m)2.13 m

Extrusion length (ft in)7 ft in

Luff tape size (mm)5 mm

Luff tape size (in)#6 (6/32) in


Harkens 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.