Welcome to Defender Canada! 
Upright & Lead Blocks
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9% offSchaefer Clamp-On Pulpit Furling Lead Block - 300-35
$188.40 -
9% offSchaefer Clamp-On Stanchion Furling Lead Block - 300-34
$91.95 -
9% offSchaefer Clear Step Outside Furling Lead Block - 506-44
$104.64 -
9% offSchaefer Clamp-On Pulpit Furling Lead Block - 500-35
$310.22 -
9% offSchaefer Clamp-On Furling Lead Block Kit - 300-75
$577.98 -
9% offSchaefer Halyard Lift Turning Block - 303-50
$93.22 -
9% offSchaefer 5 Series Over The Top Block
$188.40 -
9% offSchaefer Clear Step Outside Furling Lead Block - 706-44
$258.19 -
Up to 19% off
Ronstan Shock Block
$19.41 - $26.15 -
18% offRonstan Fairlead - 9/16" (14 mm) - RF59
$10.19 -
9% offSchaefer Hinged Fairlead Block - 300-32
$232.81 -
9% offSchaefer 2-Series Fixed Fairlead/Ball Bearing Block - 200-31
$60.23 -
9% offSchaefer Hinged Fairlead Block - 506-32
$293.72 -
19% offRonstan Series 30 Upright Lead Block - 30 mm (1 3/16") - RF30171
$36.55 -
Up to 9% offSchaefer 3 Series Over The Top Block
$112.26 - $196.01 -
19% offRonstan Series 15 Ball Bearing Utility Block - 15 mm (5/8") - RF15171
$25.89 -
19% offRonstan Series 15 Ball Bearing Utility Block - 15 mm (5/8") - RF15174
$45.21 -
19% offRonstan Series 40 Ball Bearing Upright Lead Single Block - RF40171
$63.53 -
19% offRonstan Series 20 Upright Lead Block - 20 mm (3/4") - RF20171
$27.22 -
19% offRonstan Series 20 Upright Lead Block - 20 mm (3/4") - RF20174
$45.86 -
19% offRonstan Stanchion Block - 20 mm (3/4") - RF3
$76.05 -
19% offRonstan Series 30 Upright Lead Block - 30 mm (1 3/16") - RF30174
$76.05 -
19% offRonstan Swivel 180 Cleat Platform - RF5
$81.55 -
9% offSchaefer 3 Series Half Moon Fixed Ball Bearing Fairlead Block - 300-31
$66.57 -
9% offSchaefer Clamp-On Lead 4-Block Kit with 70'-5/16" Line - 2100-19
$644.00 -
19% offRonstan Upright Lead Block with Nylatron Sheave - 7/8" (22 mm) - RF453
$36.26 -
19% offRonstan Swivel Dead Eye & Cleat Fairlead - 1/8" - 1/2" (3 - 12 mm) - RF58
$95.75 -
19% offRonstan Series 55 Orbit Block - 55 mm (2 5/32") - RF55171
$73.09 -
24% offSchaefer Clamp-On Lead 5-Block Kit with 90'-3/8" Line - 3100-19
$578.03 -
14% offSchaefer Clear Step Furling Lead Block Kit - 300-76
$562.68 -
19% offRonstan Series 100 Single Roller Bearing Block with Upright Lead - RF108171
$605.43 -
19% offRonstan Series 60 Roller Bearing Block with Upright Lead - RF69100
$358.98 -
19% offRonstan Series 75 Single Upright Lead AP Block - RF71171
$364.03 -
Up to 9% offRonstan Series 60 AP Block
$240.43 - $294.99 -
Up to 19% offRonstan Series 60 Roller Bearing Low-Lead Block
$338.45 - $574.62 -
Up to 19% offRonstan Series 75 Roller Bearing Block
$572.69 - $748.59