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Harken Blocks

478 results
CategorySailboat Hardware, Parts & Accessories
CategorySailboat Blocks & Hardware
BrandHarken
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Wire Rope Compatible
DOUBLE MICRO BLOCK W/BECKET

Harken

22 mm Double Micro Block - Becket

SKU: 07564 | Item ID: HAR 227

$38.95

In Stock
On Sale
57MM CARBO FIDDLE BLOCK SWL 2380

Harken

57 mm Carbo Fiddle Block - Swivel

SKU: 127867 | Item ID: HAR 2621

Sale

$57.55

In Stock
On Sale
60 mm Element Triple Block - 6273

Harken

60 mm Element Triple Block - Swivel, Becket

SKU: 1007822 | Item ID: HAR 6273

Sale

$172.85

In Stock
On Sale
40 mm Zircon Block

Harken

40 mm Zircon Single Block

SKU: 1037347 | Item ID: HAR 2190

Sale

$45.86

In Stock
On Sale
40 mm Zircon Block

Harken

57 mm Zircon Single Block, Becket

SKU: 1039141 | Item ID: HAR 2196

Sale

$55.76

In Stock
On Sale
57MM CARBO RATCHET BLOCK W/BECKET

Harken

57 mm Carbo Ratchet Block - Swivel, Becket

SKU: 178956 | Item ID: HAR 2136

Sale

$80.96

In Stock
On Sale
57MM TRIPLE CARBO BLOCK SWL 2380

Harken

57 mm Triple Carbo Block - Swivel

SKU: 91701 | Item ID: HAR 2604

Sale

$147.55

In Stock
57MM CARBO RATCHAMATIC CHEEK BLOCK

Harken

57 mm Cheek Carbo Ratchamatic Block

SKU: 143794 | Item ID: HAR 2633

$119.95

In Stock
On Sale
29MM CARBO CLEW BLOCK ASSEMBLY

Harken

29 mm Carbo Clew Block

SKU: 143474 | Item ID: HAR 371

Sale

$32.36

In Stock
On Sale
40 mm Zircon Block

Harken

40 mm Zircon Double Block

SKU: 1037349 | Item ID: HAR 2192

Sale

$77.36

In Stock
On Sale
29MM TRIPLE CARBO SWIVEL BLOCK /BKT

Harken

29 mm Triple Carbo Air Block - Swivel, Becket

SKU: 127854 | Item ID: HAR 345

Sale

$64.76

In Stock
On Sale
60 mm Element Triple Block - 6275

Harken

60 mm Element Triple Block - Swivel, Becket, Cam

SKU: 1007824 | Item ID: HAR 6275

Sale

$219.74

In Stock
57MM CARBO T2 BLOCK W/LOOP

Harken

57 mm T2 Loop Soft-Attach Block

SKU: 375924 | Item ID: HAR 2151

$57.95

In Stock
40MM ESP SHEAVE

Harken

40 mm Self-Contained Sheave

SKU: 211937 | Item ID: HAR 6062

$20.95

In Stock
44MM HALYARD BLOCK

Harken

44 mm Mastbase Block

SKU: 80933 | Item ID: HAR 1986

$86.95

In Stock
MICRO TRAVELER BLOCK

Harken

22 mm Traveler Micro Block

SKU: 07569 | Item ID: HAR 232

$31.95

In Stock
On Sale
Harken 60 mm Element Block - 6261

Harken

60 mm Element Block - Swivel, Becket

SKU: 1007810 | Item ID: HAR 6261

Sale

$63.49

In Stock
On Sale
75MM CARBO RATCHAMATIC BLOCK CHEEK

Harken

75 mm Cheek Carbo Ratchamatic Block

SKU: 169758 | Item ID: HAR 2682

Sale

$148.45

In Stock
On Sale
40 mm Zircon Block

Harken

40 mm Zircon Single Block, Becket

SKU: 1037348 | Item ID: HAR 2191

Sale

$47.66

In Stock
On Sale
57MM CARBO CHEEK BLOCK

Harken

57 mm Carbo Cheek Block

SKU: 91704 | Item ID: HAR 2606

Sale

$44.05

In Stock
On Sale
Harken 80 mm Element Block - 6291

Harken

80 mm Element Block - Swivel, Becket

SKU: 1007827 | Item ID: HAR 6291

Sale

$137.43

In Stock
TRIPLE MICRO BLOCK

Harken

22 mm Triple Micro Block

SKU: 07565 | Item ID: HAR 228

$51.95

In Stock
SHEAVE FOR BIG BULLET BLOCK

Harken

38 mm Self-Contained Sheave

SKU: 44019 | Item ID: HAR 265

$14.95

In Stock
On Sale
60 mm Element Footblock - 6267

Harken

60 mm Element Footblock

SKU: 1007816 | Item ID: HAR 6267

Sale

$72.90

In Stock
On Sale
57 mm Black Magic Airblocks

Harken

57 mm Aluminum Black Magic Block - Swivel

SKU: 395030 | Item ID: HAR 3215

Sale

$202.46

In Stock
On Sale
57 mm Black Magic Airblocks

Harken

57 mm Aluminum Black Magic Loop Block

SKU: 395029 | Item ID: HAR 3214

Sale

$228.55

In Stock
On Sale
57mm Carbo Fiddle Ratchet

Harken

57 mm Fiddle Ratchet Block - Swivel

SKU: 373641 | Item ID: HAR 2673

Sale

$93.55

In Stock
On Sale
75 mm Black Magic Airblocks

Harken

75 mm Aluminum Black Magic Loop Block

SKU: 395045 | Item ID: HAR 3230

Sale

$411.26

In Stock
On Sale
45 mm Element Foodblock 6237

Harken

45 mm Element Footblock

SKU: 1007803 | Item ID: HAR 6237

Sale

$54.13

In Stock
On Sale
Harken 80 mm Element Fiddle Block - 6292

Harken

80 mm Element Fiddle Block - Swivel

SKU: 1007828 | Item ID: HAR 6292

Sale

$148.95

In Stock
On Sale
Aluminum Loop Block - Wide

Harken

75 mm Aluminum Loop Block - Wide Sheave

SKU: 1031826 | Item ID: HAR 3388

Sale

$569.66

In Stock
On Sale
60 mm Element Footblock - 6268

Harken

60 mm Element Footblock - Lockoff

SKU: 1007817 | Item ID: HAR 6268

Sale

$82.26

In Stock
On Sale
60 mm Element Double Footblock - 6271

Harken

60 mm Element Double Footblock

SKU: 1007820 | Item ID: HAR 6271

Sale

$172.85

In Stock
On Sale
60 mm Element Footblock - 6276

Harken

60 mm Element Footblock - Lockoff, Left

SKU: 1007825 | Item ID: HAR 6276

Sale

$82.26

In Stock
2IN MID RANGE DELRIN SHEAVE

Harken

51 mm Delrin Mid-Range Sheave

SKU: 44034 | Item ID: HAR 1533

$16.95

In Stock
3IN X 3/4IN X 7/8IN RUNNER SHEAVE

Harken

76 mm High-Load Sheave

SKU: 79557 | Item ID: HAR 754

$187.95

In Stock
DUAL SHEAVE LEAD BLOCK

Harken

29 mm Dual Bullet Sheave

SKU: 07505 | Item ID: HAR 161

$34.95

In Stock
TRIPLE MICRO BLOCK W/BECKET

Harken

22 mm Triple Micro Block - Becket

SKU: 07566 | Item ID: HAR 229

$52.95

In Stock
SINGLE WIRE BULLET BLOCK

Harken

29 mm Wire Bullet Block

SKU: 07439 | Item ID: HAR 098

$25.95

In Stock
THRU-DECK WIRE BULLET BLOCK

Harken

29 mm Wire Thru-Deck Bullet Block

SKU: 07447 | Item ID: HAR 106

$34.95

In Stock
57 mm Cruising ESP Sheave

Harken

57 mm Cruising ESP Sheave

SKU: 203964 | Item ID: HAR 6063

$24.95

In Stock
PIVOTING 16MM CHEEK BLOCK

Harken

16 mm Classic Pivot Cheek Block

SKU: 89415 | Item ID: HAR 432

$20.95

In Stock
57MM CARBO T2 BLOCK

Harken

57 mm T2 Soft-Attach Block

SKU: 375922 | Item ID: HAR 2152

$51.95

In Stock
57MM ESP SWIVEL BLOCK

Harken

57 mm Aluminum ESP Block - Swivel

SKU: 144334 | Item ID: HAR 6059

$109.53

In Stock
SINGLE SWIVEL MICRO BLOCK

Harken

22 mm Micro Block - Swivel

SKU: 04025 | Item ID: HAR 292

$28.95

In Stock
 136-180 results of 478
If you are looking for the best blocks for your sailing needs, you should check out the Harken blocks at Fisheries Supply. Harken blocks are designed to offer quality and performance for any trimming task, from dinghy to offshore racing. You can choose from different sizes and configurations, such as ratchet blocks, snatch blocks, block and tackle systems, and the innovative Harken FlatWinder powered block that allows you to adjust the angle of the lead. Harken blocks are made of durable materials and feature a smooth and efficient bearing system that reduces friction and increases power. Whether you need a Harken ratchet block for your dinghy, a Harken snatch block for quick rigging changes, or a Harken block and tackle for precise control, you will find them all at Fisheries Supply. Our representatives are ready to help you select the right Harken blocks for your boat and sailing style. Browse all our Harken marine products.