Blocks

Harken blocks have become widely accepted as the industry standard for ball bearing blocks.  We, at Discount Marine Source, are you complete source for all Harken Blocks. From the smallest control line block on a dinghy, to large Big Boat Blocks.

Ball Bearing Blocks

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Harken, Single Micro Block, 224
Harken, Thru Deck Bullet Block, 88

Harken, Thru Deck Bullet Block, 88

Description: Triple/becketSheave dia. (in): 1 1/8Sheave dia. (mm): 29Length (in): 3 3/4Length (mm): ..

$26.95

Harken, Triple Big Bullet Block, 129

Harken, Triple Big Bullet Block, 129

Max. working load (lb): 600Max. working load (kg): 272Breaking load (lb): 2000Breaking load (kg): 90..

$122.95

Harken, Triple Big Bullet w-Becket, 130

Harken, Triple Big Bullet w-Becket, 130

Description: TripleSheave dia. (in): 1 1/2Sheave dia. (mm): 38Length (in): 3 3/4Length (mm): 95Weigh..

$126.95

Harken, Triple Bullet Block, 86

Harken, Triple Bullet Block, 86

Description: Double/becketSheave dia. (in): 1 1/8Sheave dia. (mm): 29Length (in): 3 1/2Length (mm): ..

$70.95

Harken, Triple Bullet w-Becket, 87

Harken, Triple Bullet w-Becket, 87

Description: TripleSheave dia. (in): 1 1/8Sheave dia. (mm): 29Length (in): 3Length (mm): 76Weight (o..

$74.95

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