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Harken Blocks - Black Magic Blocks (75mm)

Harken
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75 mm Black Magic (Imperial)
Code Part No. Description Sheave Dia.
 (in)
Length
(in)
Height
(in)
Weight
(oz)
Shackle pin Dia.
(in)
Clevis pin Dia.
(in)
Max Line Dia.
(in)
Maximum Working Load
(lb)
Breaking Load
(lb)
Use padeye Fasteners (FH) in
HAR3230 3230 Single loop* 2 15/16 3 15/16   7.36     9/16 5000 10000    
HAR3231 3231 Single/swivel 2 15/16 5 1/8   11.68 5/16   9/16 5000 10000    
HAR3232 3232 Single/swivel/becket 2 15/16 6 3/16   12.8 5/16   9/16 5000 10000    
HAR3233 3233 Double/swivel 2 15/16 5 1/4   25.44 3/8   9/16 7500 15000    
HAR3241 3241 Spriddle/swivel 2 15/16 7 13/16   17.76 5/16   9/16 5000 10000    
HAR3242 3242 Spriddle/beckets/swivel 2 15/16 8 7/8   18.96 5/16   9/16 5000 10000    
HAR3243 3243 Single/swivel/low-load 2 15/16 5 1/8   11.82 5/16   9/16 3000 6000    
HAR3244 3244 Stand-up** 2 15/16 5 15/16   15.6     9/16 5000 10000    
HAR3234 3234 Single 2 15/16 4 3/8 1 1/4 9.76     9/16 5250 10500   4 x 5/16
HAR3235 3235 Double  2 15/16 4 3/8 2 1/4 17.28     9/16 3465 6930   4 x 5/16
HAR3236 3236 Single/lockoff* 2 15/16 4 3/8 1 1/4 11.28     9/16 5250 10500   4 x 5/16
HAR3237 3237 Double/lockoff* 2 15/16 4 3/8 2 1/4 20.24     9/16 3465 6930   4 x 5/16
HAR3240 3240 Padeye  2 15/16 4 7/16   8.72   3/8 9/16 5000 10000 648/689  
HAR3238 3238 Single 2 15/16 4 5/8   10.16   1/2 9/16 5000 10000    
HAR3239 3239 Single/becket 2 15/16 5 3/4   11.2   1/2 9/16 5000 10000    
**Includes padeye. See page 87.  **Includes padeye. Uses hole spacing and base dimensions of 627 padeye. Maximum working load decreases at varying angles, refer to page 85.

75 mm Black Magic (Metric)
Code Part No. Description Sheave Dia.
 (mm)
Length
(mm)
Height (mm) Weight
(g)
Shackle pin Dia.
(mm)
Clevis pin Dia.
(mm)
Max Line Dia.
(mm)
Maximum Working Load
(kg)
Breaking Load
(kg)
Use padeye Fasteners (FH) in
HAR3230 3230 Single loop* 75 100   209     14 2268 4536    
HAR3231 3231 Single/swivel 75 129   331 8   14 2268 4536    
HAR3232 3232 Single/swivel/becket 75 157   363 8   14 2268 4536    
HAR3233 3233 Double/swivel 75 134   721 10   14 3402 6804    
HAR3241 3241 Spriddle/swivel 75 199   503 8   14 2268 4536    
HAR3242 3242 Spriddle/beckets/swivel 75 225   538 8   14 2268 4536    
HAR3243 3243 Single/swivel/low-load 75 129   335 8   14 1361 2722    
HAR3244 3244 Stand-up** 75 151   442     14 2268 4536    
HAR3234 3234 Single 75 111 32 277     14 2380 4762   4 x 8
HAR3235 3235 Double  75 111 57 490     14 1572 3143   4 x 8
HAR3236 3236 Single/lockoff* 75 111 32 320     14 2380 4762   4 x 8
HAR3237 3237 Double/lockoff* 75 111 57 574     14 1572 3143   4 x 8
HAR3240 3240 Padeye  75 113   274   10 14 2268 4535 648/689  
HAR3238 3238 Single 75 118   288   12.7 14 2268 4544    
HAR3239 3239 Single/becket 75 146   318   12.7 14 2268 4544    
**Includes padeye. See page 87.  **Includes padeye. Uses hole spacing and base dimensions of 627 padeye. Maximum working load decreases at varying angles, refer to page 85.

Harken Blocks - Black Magic Blocks (75mm)

Black Magic Air blocks are a top favorite of Big Boat performance racers and cruisers. These lightweight, free-running, powerful performers are used for sail controls that see lots of action: mainsheet, runner, halyard, and spinnaker systems.

MAURIPRO Sailing, your direct access to Harken 75 mm Black Magic Blocks and all your other sailing and boating needs.