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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$241.15

$179.50

$114.35

Description: 57 mm narrow mastcollar blockSheave dia. (in): 2 1/4Sheave dia. (mm): 57Length (in): 3 ..

$115.65

$115.65

Max. line dia. (in): 3/4Max. line dia. (mm): 19Max. working load (lb): 3500Max. working load (kg): 1..

$149.10

Description: Fiddle/becketSheave dia. (in): 3 / 1 13/16Sheave dia. (mm): 75 / 46Length (in): 9 1/2Le..

$194.20

Sheave dia. (in): 2 1/4Sheave dia. (mm): 57Length (in): 5 5/8Length (mm): 143Weight w/shackle (oz): ..

$304.95

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

$290.95

Description: Triple/150 Cam-Matic**Sheave dia. (in): 2 15/16Sheave dia. (mm): 75Length (in): 6Length..

$458.95

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

$443.95

Breaking load (lb): 6000Breaking load (kg): 2722Sheave dia. (in): 2 15/16Sheave dia. (mm): 75Length ..

$275.95

Description: Triple/150 Cam-MaticSheave dia. (in): 2 15/16Sheave dia. (mm): 75Length (in): 6 3/16Len..

$496.95

Description: Single/150 Cam-Matic/beckettSheave dia. (in): 2 15/16Sheave dia. (mm): 75Length (in): 6..

$482.95

Weight (g): 896Max. line dia. (in): 7/16Max. line dia. (mm): 12Shackle pin dia. (in): 5/16Shackle pi..

$560.95

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