Harken Unit 4 MKIV Furling System
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MKIV furling systems are strong, lightweight and aerodynamic, with the performance and features Harken® is known for. Longevity, ease of use, and simplicity of installation are crucial components of the design.
Specification:
| F maximum (mm) | 1405 mm | Wire Ø (1 x 19 SS) (mm) | 12,14,16 mm |
| F minimum (mm) | 1405 mm | Rod Ø (mm) | 11.1,12.7,14.3 mm |
| H maximum (mm) | 509 mm | Rod Ø (dash) | -30,-40,-48 |
| H minimum (mm) | 509 mm | Clevis pin Ø (mm) | 22.2,25.4,28.57 mm |
| Standard headstay length (m) | 22.8 m | ||
| Maximum headstay length (m) | 27.15 m | ||
| I maximum (mm) | 220 mm | A (mm) | 227 mm |
| I minimum (mm) | 220 mm | B (mm) | |
| J (mm) | 44 mm | C (mm) | |
| K (mm) | 47 mm | D (mm) | 280 mm |
| Extrusion length (m) | 2.13 m | E (mm) | 130 mm |
| Luff tape size (mm) | 5 mm |
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