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75 mm Blocks (Imperial)
Code Part No. Description Sheave Dia.
(in)
Length
(in)
Weight
(oz)
Shackle pin Dia.
(in)
Max Line Dia.
(in)
Maximum Working Load
(lb)
Breaking Load
(lb)
HAR2660 2660 Single/swivel 2 15/16 5 3/8 6.9 1/4 9/16 1213 3638
HAR2661 2661 Single/swivel/becket 2 15/16 6 1/2 7.5 1/4 9/16 1213 3638
HAR2662 2662 Double/swivel 2 15/16 6 14.2 5/16 9/16 2426 6000
HAR2663 2663 Double/swivel/becket 2 15/16 7 14.8 5/16 9/16 2426 6000
HAR2664 2664 Triple/swivel 2 15/16 6 20.5 5/16 9/16 3639 10000
HAR2665 2665 Triple/swivel/becket 2 15/16 7 21.1 5/16 9/16 3639 10000
HAR2666 2666 Single/swivel/150 Cam-Matic* 2 15/16 5 3/8 13.4 1/4 1/2 300 750
HAR2667 2667 Single/swivel/150 Cam-Matic/becket* 2 15/16 6 1/2 14 1/4 1/2 600 1500
HAR2668 2668 Triple/swivel/150 Cam-Matic* 2 15/16 6 27.8 5/16 1/2 1500 3750
HAR2669 2669 Triple/swivel/150 Cam-Matic/becket* 2 15/16 7 28.4 5/16 1/2 1800 4500
HAR2677 2677 Quadruple/swivel 2 15/16 6 1/4 27.2 5/16 9/16 3639 10000

75 mm Blocks (Metric)
Code Part No. Description Sheave Dia.
(mm)
Length
(mm)
Weight
(g)
Shackle pin Dia.
(mm)
Max Line Dia.
(mm)
Maximum Working Load
(kg)
Breaking Load
(kg)
HAR2660 2660 Single/swivel 75 137 195 6 14 550 1650
HAR2661 2661 Single/swivel/becket 75 165 214 6 14 550 1650
HAR2662 2662 Double/swivel 75 152 402 8 14 1100 2722
HAR2663 2663 Double/swivel/becket 75 178 419 8 14 1100 2722
HAR2664 2664 Triple/swivel 75 152 580 8 14 1650 4535
HAR2665 2665 Triple/swivel/becket 75 178 599 8 14 1650 4535
HAR2666 2666 Single/swivel/150 Cam-Matic* 75 137 381 6 12 136 340
HAR2667 2667 Single/swivel/150 Cam-Matic/becket* 75 165 397 6 12 272 680
HAR2668 2668 Triple/swivel/150 Cam-Matic* 75 152 788 8 12 680 1700
HAR2669 2669 Triple/swivel/150 Cam-Matic/becket* 75 178 805 8 12 816 2040
HAR2677 2677 Quadruple/swivel 75 159 772 8 14 1650 4535

Harken Blocks - Carbo Blocks (75mm)

These smooth-running powerful performers make trimming easy, no matter how hard the wind blows. Carbo Air blocks are made of tough reinforced composite in a size and style to fit any system: singles, doubles, triples, quads; ratchets and fiddles. Perfect for main, jib and spinnaker sheets on dinghies and sportboats; control lines on boats of all sizes.

Lightweight, strong and reliable fiber-reinforced composite construction.

Ball bearings, sheave, and sideplates are UV-stabilized.

MAURIPRO Sailing, your direct access to Harken Carbo Air Blocks - 75 mm Carbo and all your other sailing and boating needs.