Welcome to Defender Canada! 
Upright & Lead Blocks
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Schaefer Clamp-On Stanchion Furling Lead Block - 300-34
$90.18 -
Schaefer Hinged Fairlead Block - 506-32
$287.58 -
Schaefer Clamp-On Pulpit Furling Lead Block - 500-35
$304.38 -
Schaefer Clamp-On Pulpit Furling Lead Block - 300-35
$183.98 -
Schaefer Clear Step Furling Lead Block Kit - 300-76
$581.58 -
Schaefer Clear Step Outside Furling Lead Block - 506-44
$94.38 -
Schaefer Clear Step Outside Furling Lead Block - 706-44
$252.58 -
Schaefer Clamp-On Furling Lead Block Kit - 300-75
$494.78 -
Schaefer Hinged Fairlead Block - 300-32
$227.38 -
Ronstan Series 60 Pivoting Low-Lead Ratchet Block with Cleat - RF62175
$395.38 -
Schaefer 3 Series Half Moon Fixed Ball Bearing Fairlead Block - 300-31
$64.98 -
Schaefer Halyard Lift Turning Block - 303-50
$90.18 -
Ronstan Series 15 Ball Bearing Utility Block - 15 mm (5/8") - RF15171
$29.62 -
Schaefer 2-Series Fixed Fairlead/Ball Bearing Block - 200-31
$57.98 -
Ronstan Series 30 Upright Lead Block - 30 mm (1 3/16") - RF30174
$86.88 -
Ronstan Series 20 Upright Lead Block - 20 mm (3/4") - RF20171
$31.16 -
Ronstan Series 15 Ball Bearing Utility Block - 15 mm (5/8") - RF15174
$51.80 -
Ronstan Series 20 Upright Lead Block - 20 mm (3/4") - RF20174
$52.55 -
Ronstan Stanchion Block - 20 mm (3/4") - RF3
$82.71 -
Ronstan Series 30 Upright Lead Block - 30 mm (1 3/16") - RF30171
$41.84 -
Ronstan Series 55 Orbit Block - 55 mm (2 5/32") - RF55171
$81.52 -
Schaefer Clamp-On Lead 4-Block Kit with 70'-5/16" Line - 2100-19
$647.42 -
Schaefer Clamp-On Lead 5-Block Kit with 90'-3/8" Line - 3100-19
$765.03