Welcome to Defender Canada! 
Upright & Lead Blocks
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Harken Carbo Furling Lead Block Kit - 7404
$483.53 -
Harken Stanchion Mount Carbo Block - 40 mm (1 9/16") - 7401
$80.33 -
Harken Carbo Outboard Lead Block Assembly - 29 mm (1 1/8") - 7403
$76.13 -
Harken Carbo Ratchet Block - 57 mm (2 1/4") - 7402
$148.93 -
Harken Halyard Restrainer - 25 mm (15/16") - 944
$119.53 -
Harken Carbo Lead Block - 40 mm (1 9/16") - 2156
$123.73 -
Harken Upright Lead Bullet Block - 29 mm (1 1/8") - 096
$42.53 -
Harken Big Bullet Upright Block - 38 mm (1 1/2") - 222
$70.53 -
Ronstan Series 60 Pivoting Low-Lead Ratchet Block with Cleat - RF62175
$395.38 -
Harken Carbo Lead Block - 29 mm (1 1/8") - 395
$108.33 -
Ronstan Series 15 Ball Bearing Utility Block - 15 mm (5/8") - RF15171
$29.62 -
Ronstan Series 30 Upright Lead Block - 30 mm (1 3/16") - RF30174
$86.88 -
Harken Reflex Furling Lead Block Kit - 7356
$270.73 -
Harken Micro Upright Block - 22 mm (7/8") - 243
$29.93 -
Harken Carbo Lead Block - 29 mm (1 1/8") - 396
$101.33 -
Harken Double Upright Lead Bullet Block - 29 mm (1 1/8") - 220
$73.33 -
Harken Halyard Restrainer - 31 mm (1 1/4") - 945
$154.53 -
Harken Big Bullet Upright Block - 38 mm (1 1/2") - 223
$125.13 -
Harken Carbo Lead Block - 40 mm (1 9/16") - 2157
$116.73 -
Harken Upright Lead Block - 57 mm (2 1/4") - 206
$122.33 -
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 -
C.S. Johnson Roller Furling Bail - 40-505
$35.58 -
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 -
Harken Over The Top Single Block - 57 mm (2 1/4") - 3002
$332.33