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Sea Sure Blocks

The Sea Sure range of blocks is made in England, going from 16mm through to 50mm diameters in everything from plain bearing to roller race bearing.

Category 16mm Block

16mm Block

2 products
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Category 19mm Block

19mm Block

18 products
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Category 25mm Block

25mm Block

47 products
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Category 28mm Block

28mm Block

17 products
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Category 38mm Block

38mm Block

12 products
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Category 42mm Block

42mm Block

14 products
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Category 50mm Block

50mm Block

5 products
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Category Shuttle Block

Shuttle Block

2 products
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Sea Sure
Heavy Duty Mast Block - 38mm Removable Plastic Sheave

Heavy Duty Mast Block - 38mm Removable Plastic Sheave

SS-03.55
Backorder
$189.30 Inc. GST (AU only)
UNIT
Sea Sure
Heavy Duty Mast Block - 38mm Removable Aluminium Sheave

Heavy Duty Mast Block - 38mm Removable Aluminium Sheave

SS-03.55A
Backorder
$179.95 Inc. GST (AU only)
UNIT
Sea Sure
38mm Aluminium Single Block

38mm Aluminium Single Block

SS-04.00
Backorder
$106.21 Inc. GST (AU only)
UNIT
Sea Sure
38mm Aluminium Bolt Down Block

38mm Aluminium Bolt Down Block

SS-04.04
Backorder
$114.05 Inc. GST (AU only)
UNIT
Sea Sure
38mm Aluminium Sheave Guide Block

38mm Aluminium Sheave Guide Block

SS-04.05
Backorder
$153.51 Inc. GST (AU only)
UNIT
Sea Sure
Swivel only for 38mm Block Range

Swivel only for 38mm Block Range

SS-05.09
Backorder
$103.55 Inc. GST (AU only)
UNIT
Sea Sure
42mm Single Block with Clevis Pin

42mm Single Block with Clevis Pin

SS-29.01
Backorder
$69.20 Inc. GST (AU only)
UNIT
increase decrease
Sea Sure
42mm Single Block with Shackle

42mm Single Block with Shackle

SS-29.02
Backorder
$72.66 Inc. GST (AU only)
UNIT
increase decrease
Sea Sure
42mm Single Block with Becket

42mm Single Block with Becket

SS-29.03
Available
$87.85 Inc. GST (AU only)
UNIT
increase decrease
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