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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Description: Quadruple/swivelSheave dia. (in): 2 15/16Sheave dia. (mm): 75Length (in): 6 1/4Length (..

$255.95

$176.95

Sheave dia. (in): 3Sheave dia. (mm): 75Width (in): 2 5/8Width (mm): 67Length (in): 5 5/8Length (mm):..

$162.95

$164.95

Weight (oz): 11Weight (g): 304Max. working load (lb): 750Max. working load (kg): 340Breaking load (l..

$430.95

Description: Triple/150 Cam-Matic/57 mm block/becketSheave dia. (in): 2 15/16Sheave dia. (mm): 75Len..

$302.95

Max. line dia. (mm): 12Shackle pin dia. (in): 1/4Shackle pin dia. (mm): 6Max. working load (lb): 300..

$318.95

Description: Cheek**Sheave dia. (in): 2 15/16Sheave dia. (mm): 75Length (in): 4 1/16Length (mm): 103..

$304.95

$112.95

Description: Triple/150 Cam-Matic/becket**Sheave dia. (in): 2 15/16Sheave dia. (mm): 75Length (in): ..

$99.95

Description: 75 mm Single/Swivel/BecketSheave dia. (in): 2 15/16Sheave dia. (mm): 75Length (in): 6 1..

$102.95

Description: DoubleSheave dia. (in): 2 15/16Sheave dia. (mm): 75Length (in): 6Length (mm): 152Weight..

$202.95

Description: Single w/becketSheave dia. (in): 2 15/16Sheave dia. (mm): 75Length (in): 6 1/2Length (m..

$187.95

Description: Single/swivel/becketSheave dia. (in): 3Sheave dia. (mm): 75Length (in): 7 1/4Length (mm..

$259.15

$327.50

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