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, 2.25 Cheek Block with Fasteners, 013
Description: Heavy duty single/becketSheave dia. (in): 3Sheave dia. (mm): 76Length (in): 6 1/4Length..
$60.85
Harken, 2.25 Deck Sheave, 727
Breaking load/sheave (lb): 9900Breaking load/sheave (kg): 4491..
$162.95
Harken, 2.25 Double Block, 003
Description: Single/becketSheave dia. (in): 2 1/4Sheave dia. (mm): 57Length (in): 5Length (mm): 127W..
$135.35
Harken, 2.25 Double w-Becket, 004
Description: DoubleSheave dia. (in): 2 1/4Sheave dia. (mm): 57Length (in): 4 1/2Length (mm): 114Weig..
$152.65
Harken, 2.25 Hexaratchet Block - Starboard, 019
Description: Cheek (port)+Sheave dia. (in): 3Sheave dia. (mm): 76Length (in): 4Length (mm): 102Weigh..
$107.75