Welcome to Defender Canada! 
Upright & Lead Blocks
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9% offSchaefer Clamp-On Lead 4-Block Kit with 70'-5/16" Line - 2100-19
$715.49$644.00 -
9% offSchaefer Clear Step Furling Lead Block Kit - 300-76
$661.87$595.75 -
24% offSchaefer Clamp-On Lead 5-Block Kit with 90'-3/8" Line - 3100-19
$770.49$578.03 -
9% offSchaefer Clamp-On Furling Lead Block Kit - 300-75
$642.13$577.98 -
Harken Carbo Furling Lead Block Kit - 7404
$496.85 -
9% offRonstan Series 60 Pivoting Low-Lead Ratchet Block with Cleat - RF62175
$427.81$385.09 -
Harken Ratchamatic Small Boat Flip Flop Block - 57 mm (2 1/4") - 2144
$362.90 -
Harken Over The Top Single Block - 57 mm (2 1/4") - 3002
$341.75 -
Harken Aluminum Mastbase Block - 57 mm (2 1/4") - 1988
$341.75 -
14% offSchaefer Clamp-On Pulpit Furling Lead Block - 500-35
$344.62$293.02 -
Harken Reflex Furling Lead Block Kit - 7356
$278.30 -
14% offSchaefer Hinged Fairlead Block - 506-32
$326.29$277.44 -
14% offSchaefer Clear Step Outside Furling Lead Block - 706-44
$286.81$243.88 -
14% offSchaefer Hinged Fairlead Block - 300-32
$258.61$219.91 -
14% offSchaefer 5 Series Over The Top Block
$209.26$177.96 -
14% offSchaefer Clamp-On Pulpit Furling Lead Block - 300-35
$209.26$177.96 -
Harken Halyard Restrainer - 31 mm (1 1/4") - 945
$158.45 -
Harken Carbo Ratchet Block - 57 mm (2 1/4") - 7402
$152.81 -
Harken Double Stanchion Mount Lead Block - 40 mm (1 9/16") - 7405
$128.84 -
Harken Big Bullet Upright Block - 38 mm (1 1/2") - 223
$127.43 -
Harken Carbo Lead Block - 40 mm (1 9/16") - 2156
$127.43 -
Harken Upright Lead Block - 57 mm (2 1/4") - 206
$124.61 -
Harken Halyard Restrainer - 25 mm (15/16") - 944
$121.79 -
Ronstan Swivel Dead Eye & Cleat Fairlead - 1/8" - 1/2" (3 - 12 mm) - RF58
$119.53 -
Harken Carbo Lead Block - 40 mm (1 9/16") - 2157
$118.97 -
Harken Carbo Lead Block - 29 mm (1 1/8") - 395
$111.92 -
14% offSchaefer 3 Series Over The Top Block
$124.66 - $217.72$106.05 - $185.15 -
Harken Carbo Lead Block - 29 mm (1 1/8") - 396
$103.46 -
Ronstan Swivel 180 Cleat Platform - RF5
$101.78 -
14% offSchaefer Clear Step Outside Furling Lead Block - 506-44
$116.20$98.86 -
Ronstan Stanchion Block - 20 mm (3/4") - RF3
$94.91 -
Ronstan Series 30 Upright Lead Block - 30 mm (1 3/16") - RF30174
$94.91 -
Ronstan Series 55 Orbit Block - 55 mm (2 5/32") - RF55171
$91.20 -
14% offSchaefer Halyard Lift Turning Block - 303-50
$103.51$88.07 -
14% offSchaefer Clamp-On Stanchion Furling Lead Block - 300-34
$102.10$86.88 -
9% offAllen Brothers Stanchion Mounted Single Furling Lead Block - 25 mm (1") - PA0450A-1
$92.23$83.07 -
Harken Stanchion Mount Carbo Block - 40 mm (1 9/16") - 7401
$82.31 -
Barton Size 4/5 Single Stanchion Lead Block - N05190
$80.87 -
Ronstan Series 40 Ball Bearing Upright Lead Single Block - RF40171
$79.26 -
Harken Carbo Outboard Lead Block Assembly - 29 mm (1 1/8") - 7403
$78.08 -
Harken Double Upright Lead Bullet Block - 29 mm (1 1/8") - 220
$76.67 -
Barton Size 2 Ball Bearing Stanchion Double Block - N12290
$74.40 -
Harken Big Bullet Upright Block - 38 mm (1 1/2") - 222
$72.44 -
Barton Size 4/5 Single Upright Plain Sheave Bearing Block with Fairlead - N04151
$68.74 -
Harken Flip-Flop Block - 16 mm (5/8") - 437
$66.80 -
14% offSchaefer 3 Series Half Moon Fixed Ball Bearing Fairlead Block - 300-31
$73.90$62.91 -
Barton Size 2 Stanchion Lead Double Block
$58.94 - $62.60 -
Spinlock Compact Stanchion Lead Block - WL/2
$57.83