Welcome to Defender Canada! 
Upright & Lead Blocks
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Ronstan Series 20 Upright Lead Block - 20 mm (3/4") - RF20174
$55.98 -
Ronstan Series 30 Upright Lead Block - 30 mm (1 3/16") - RF30174
$92.91 -
Ronstan Series 60 Pivoting Low-Lead Ratchet Block with Cleat - RF62175
$409.06 -
Barton Spinnaker Single Lead
$32.32 - $36.22 -
Allen Brothers Stanchion Mounted Single Furling Lead Block - 25 mm (1") - PA0450A-1
$75.10 -
Ronstan Stanchion Block - 20 mm (3/4") - RF3
$92.91 -
Ronstan Series 30 Upright Lead Block - 30 mm (1 3/16") - RF30171
$44.58 -
Ronstan Series 55 Orbit Block - 55 mm (2 5/32") - RF55171
$89.28 -
Ronstan Series 15 Ball Bearing Utility Block - 15 mm (5/8") - RF15174
$55.18 -
Schaefer Clamp-On Lead 3-Block Kit with 50'-5/16" Line - 1100-19
$478.08 -
9% offSchaefer Clamp-On Lead 5-Block Kit with 90'-3/8" Line - 3100-19
$754.11$678.77 -
Schaefer Hinged Half-Moon Mast Base Block - 32-17
$678.16 -
9% offHarken Aluminum Mastbase Block - 57 mm (2 1/4") - 1988
$327.59$294.90 -
9% offHarken Ratchamatic Small Boat Flip Flop Block - 57 mm (2 1/4") - 2144
$348.29$313.53 -
9% offHarken Flip-Flop Block - 16 mm (5/8") - 437
$64.01$57.68 -
Lewmar Control Vertical Lead Block - 30 mm (1 3/16") - 29901363BK
$37.84 -
9% offLewmar Control Vertical Lead Block - 40 mm (1 9/16") - 29901463BK
$51.64$46.54 -
Barton Size 1 Lead Block - N01190
$14.03 -
Barton Size 1 Ball Bearing Lead Block - N11190
$17.53 -
Barton Size 2 Ball Bearing Stanchion Double Block - N12290
$72.83 -
Barton Ball Bearing Spinnaker Single Lead
$35.82 - $37.49 -
Barton Ball Bearing Stanchion Lead Single Block
$47.82 - $127.19 -
Barton Ball Bearing Upright Single Block
$38.37 - $72.17 -
9% offHarken Upright Lead Block - 57 mm (2 1/4") - 206
$120.59$108.60
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