Blocks
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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, Thru Deck Bullet Block, 088
Description: Triple/becketSheave dia. (in): 1 1/8Sheave dia. (mm): 29Length (in): 3 3/4Length (mm): ..
$28.95
Harken, Triple Big Bullet Block, 129
Max. working load (lb): 600Max. working load (kg): 272Breaking load (lb): 2000Breaking load (kg): 90..
$130.95
Harken, Triple Big Bullet w-Becket, 130
Description: TripleSheave dia. (in): 1 1/2Sheave dia. (mm): 38Length (in): 3 3/4Length (mm): 95Weigh..
$135.95
Harken, Triple Bullet Block, 086
Description: Double/becketSheave dia. (in): 1 1/8Sheave dia. (mm): 29Length (in): 3 1/2Length (mm): ..
$75.95
Harken, Triple Bullet w-Becket, 087
Description: TripleSheave dia. (in): 1 1/8Sheave dia. (mm): 29Length (in): 3Length (mm): 76Weight (o..
$79.95