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.
| Furler | A (mm/In) | B (mm/In) | C (mm/In) | Wire (mm/In) | Rod (mm/dash) | Clevis Pin (mm/In) | Standard Headstay Length (m/ft in) | Maximum Headstay Length | D (mm/In) | E (mm/In) | F (mm/In) | G (mm/In) | H (mm/In) | I (mm/In) | J (mm/In) | K (mm/In) | Extrusion Length (m/ft in) | Luff Tape Size (mm/in) | 
| Unit 0 | 96mm 3-3/4" | 150mm 5-7/8" | 47mm 1-7/8" | 6mm 7/32" | 5.03mm -6 | 11.1mm 7/16" | 11.77m 38'7 " | 13.9m 45'7" | 140mm 5-1/2" | 66mm 2-5/8" | max 1041mm min 997mm max 41" min 39-1/4" | max 213 mm min 203mm max 8-3/8" min 8" | max 186 mm min 175mm max 7-5/16" min 7" | max 59mm min 51mm max 2-5/16" min 2" | 23mm 7/8" | 26mm 1-1/32" | 2.13m 7' | 5mm #6 (6/32") | 
| Unit 1 | 120mm 4-3/4" | 178mm 7" | 51mm 2" | 8mm 9/32" | 7.14mm -8 | 15.9mm 5/8" | 13.9m 45'11" | 16.12m 52'11" | 167mm 6-5/8" | 78mm 3-1/16" | max 1175mm min 1073mm max 46-1/4" min 42-1/4" | max 305mm min 247mm max 12" min 9-3/4" | max 280mm min 222 mm max 11" min 8-3/4" | max 129mm min 71mm max 5" min 2-7/8" | 25mm 1" | 29mm 1-1/8" | 2.13m 7' | 5mm #6 (6/32") | 
| Unit 2 | 143mm 5-5/8" | 231mm 9-1/8" | 66mm 2-9/16" | 10mm 5/16" | 9.53mm -22 | 19.1mm 5/8" | 18.38m 60'4" | 20.51m 67'4" | 208mm 8-3/16" | 97 mm 3-13/16" | max 1314mm min1187 mm max 51-3/4" min 46-3/4" | max 384mm min 306mm max 15-1/8" min 12-1/16" | max 348 mm min 276 mm max 13-15/16" min 10-7/8" | max 164 mm min 85 mm max 6-7/16" min 3-3/8" | 32 mm 1-3/8" | 36 mm 1-3/8" | 2.13m 7' | 5mm #6 (6/32") | 
Visit Mariner Sails retail store
Mariner Sails, Inc., 11110 N. Stemmons Fwy, Dallas, TX 75229, 972-241-1498
	        		Come down to our retail store to experience the largest collection of Kayaks - be amazed by the vast options in accessories or come have a chat with our staff members  -  experienced sailors, kayak anglers, windsurfers - with over 100 years of combined "on-the-water" experience.
	        		
	        		9am - 5pm Tuesday - Friday (Temporary Hours)
	        		
					10am - 4pm Saturday (Loft Closed on Saturday)
					
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