Welcome to Defender Canada! 
Upright & Lead Blocks
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Ronstan Series 60 Pivoting Low-Lead Ratchet Block with Cleat - RF62175
$400.18 -
Allen Brothers Stanchion Mounted Single Furling Lead Block - 25 mm (1") - PA0450A-1
$73.48 -
9% offHarken Halyard Restrainer - 31 mm (1 1/4") - 945
$149.03$134.19 -
Barton Spinnaker Single Lead
$31.63 - $35.44 -
9% offHarken Aluminum Mastbase Block - 57 mm (2 1/4") - 1988
$320.48$288.50 -
9% offHarken Ratchamatic Small Boat Flip Flop Block - 57 mm (2 1/4") - 2144
$340.73$306.72 -
9% offHarken Flip-Flop Block - 16 mm (5/8") - 437
$62.63$56.43 -
Ronstan Stanchion Block - 20 mm (3/4") - RF3
$90.90 -
Ronstan Series 30 Upright Lead Block - 30 mm (1 3/16") - RF30171
$43.62 -
Ronstan Series 55 Orbit Block - 55 mm (2 5/32") - RF55171
$87.35 -
Ronstan Series 15 Ball Bearing Utility Block - 15 mm (5/8") - RF15174
$53.99 -
Schaefer Clamp-On Lead 3-Block Kit with 50'-5/16" Line - 1100-19
$467.70 -
9% offSchaefer Clamp-On Lead 5-Block Kit with 90'-3/8" Line - 3100-19
$737.73$664.02 -
Schaefer Hinged Half-Moon Mast Base Block - 32-17
$663.43 -
9% offHarken Upright Lead Block - 57 mm (2 1/4") - 206
$117.98$106.25 -
9% offHarken Carbo Lead Block - 29 mm (1 1/8") - 395
$104.48$94.10 -
Lewmar Control Vertical Lead Block - 30 mm (1 3/16") - 29901363BK
$37.03 -
9% offLewmar Control Vertical Lead Block - 40 mm (1 9/16") - 29901463BK
$50.53$45.54 -
Barton Size 1 Lead Block - N01190
$13.73 -
Barton Size 1 Ball Bearing Lead Block - N11190
$17.16 -
Barton Size 2 Ball Bearing Stanchion Double Block - N12290
$71.26 -
Barton Ball Bearing Spinnaker Single Lead
$35.05 - $36.68 -
Barton Ball Bearing Stanchion Lead Single Block
$46.80 - $124.43 -
Barton Ball Bearing Upright Single Block
$37.55 - $70.61
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