Welcome to Defender Canada! 
Double Blocks
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Lewmar Synchro Double Block - 60 mm (2 3/8")
$92.38 - $96.43 -
Lewmar Synchro Double Block - 72 mm (2 13/16")
$154.48 - $162.58 -
9% offLewmar Synchro Double Block - 50 mm (2")
$68.08 - $73.48$61.33 - $66.19 -
Lewmar Synchro Double Block - 90 mm (3 1/2") - 29929002BK
$321.90 -
Lewmar HTX Double Block - 60 mm (2 3/8")
$201.73 - $242.23 -
Barton Size 4/5 Double Block
$60.73 - $101.38 -
Barton Size 0 Ball Bearing Double Block
$37.75 - $54.33 -
Lewmar Synchro Control Double Block - 30 mm (1 1/4")
$61.33 - $65.38 -
Lewmar Synchro Control Double Block - 40 mm (1 9/16")
$97.78 - $104.53 -
Barton Size 1 Double Block
$27.17 - $56.68 -
Barton Size 2 Double Block
$30.54 - $61.54 -
Barton Size 3 Double Block
$37.60 - $69.68 -
Barton Size 7 Double Block
$101.55 - $111.11 -
Barton Size 1 Ball Bearing Double Block
$40.98 - $65.48 -
Barton Size 2 Ball Bearing Double Block
$45.99 - $69.93 -
Barton Size 3 Ball Bearing Double Block
$54.10 - $81.80 -
Lewmar Double with Becket Racing Block - 80 mm (3 1/8") - 29901815
$464.98 -
Barton Size 1 Stainless Steel Double Block - 95120
$22.60 -
Barton Size 7 Ball Bearing Double Block
$139.32 - $149.60 -
9% offLewmar HTX Double Block - 50 mm (2")
$123.43 - $181.48$123.43 - $163.39 -
Lewmar Racing Double Block - 60 mm (2 3/8") - 29901612BK
$390.73 -
Lewmar Racing Double Block - 80 mm (3 1/8") - 29901812BK
$405.58 -
Barton Size 1 Wooden Double Block
$158.25 - $201.87 -
Barton Size 2 Wooden Double Block
$209.62 - $254.30 -
Barton Size 3 Wooden Double Block
$245.26 - $318.90 -
Barton Size 0 Double Block
$27.45 - $48.32 -
Barton Size 6 Double Block
$91.30 - $96.45 -
Barton Size 4/5 Ball Bearing Double Block
$84.04 - $107.44 -
Barton Size 6 Ball Bearing Double Block
$112.55 - $117.25 -
Lewmar HTX Double Block - 72 mm (2 7/8") - 29197202
$308.38 -
Barton TUPHblox Size 0 Double Block
$24.44 - $47.83 -
Barton TUPHblox Size 1 Double Block
$35.63 - $62.27 -
Barton TUPHblox Size 2 Double Block
$46.47 - $71.76 -
Barton TUPHblox Size 3 Double Block
$55.30 - $83.92 -
Barton TUPHblox Size 4 Double Block
$82.93 - $124.00 -
Barton TUPHblox Size 6 Double Block
$86.04 - $133.83