Welcome to Defender Canada! 
New Arrivals
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Bioaqualife Biozip Double Sewn Access Door
$77.99 -
Bioaqualife Biowrap Shrink Wrap
$1,423.16 - $1,540.69 -
Bioaqualife Biotape Shrink Tape
$27.20 - $76.53 -
Bioaqualife Biotape Preservation Tape
$28.12 - $53.16 -
Bioaqualife Biozip Access Door
$35.62 - $60.44 -
Sierra Mercury Spark Plug Wires (Set of 6) - 18-28080
$73.58 -
Sierra Mercury Spark Plug Wires (Set of 6) - 18-28081
$104.24 -
Sierra Mercury Spark Plug Wires (Set of 4) - 18-28082
$92.56 -
Sierra Mercury Spark Plug Wire - 18-28083
$28.19 -
Sierra Mercury Spark Plug Wires (set of 4) - 18-28085
$91.10 -
Sierra Mercury Spark Plug Wires (Set of 6) - 18-28086
$136.36 -
Sierra OMC Spark Plug Wire Set - 18-8806-1
$124.70 -
Sierra Mercruiser Black Scorpion Spark Plug Wire Set - 18-8822-1
$132.00 -
Sierra Chrysler V8 Spark Plug Wire Set - 18-8824-1
$124.70 -
Sierra Mercruiser Spark Plug Wire Set - 18-8828-1
$168.50 -
Sierra Mercruiser Spark Plug Wire Set - 18-8829-1
$168.48 -
Sierra Mercruiser Spark Plug Wire Set - 18-8834-1
$124.70 -
Sierra Mercruiser Spark Plug Wire Set - 18-8835-1
$111.54 -
Sierra Mercury Spark Plug Wire Set - 18-8838-1
$657.60 -
Sierra Johnson/Evinrude Spark Plug Wire Set - 18-8839-1
$69.20 -
Sierra Johnson/Evinrude Spark Plug Wire Set - 18-8840-1
$85.26 -
Sierra Crusader Spark Plug Wire Set - 18-8844-1
$105.70 -
Sierra Johnson/Evinrude Spark Plug Wire Set
$69.22 - $86.74 -
Ronstan Plastic Fairlead with Stainless Steel Liner - 11/32" (8.5 mm) - PNP121
$18.22 -
Ronstan Series 15 Kite Block (2-Pack) - RF13101-2
$22.26 -
Ronstan Series 20 Ball Bearing Single Cheek Block - RF20151A
$31.77 -
Ronstan Series 30 Loop Top Utility Block - RF280
$17.48 -
Ronstan Series 30 Utility Cheek Block - RF285
$38.30 -
Ronstan Series 30 Ball Bearing Single Block with Swivel Shackle - RF30100
$44.91 -
Ronstan Series 30 Ball Bearing Loop Top Single Block - RF30101
$30.65 -
Ronstan Series 30 High Load Exit Block - RF31712
$44.91 -
Ronstan Series 40 Ball Bearing Single Block - RF40100
$45.73 -
Ronstan Series 40 Ball Bearing Upright Lead Single Block - RF40171
$78.17 -
Ronstan Series 40 Ball Bearing Double Block - RF40200
$102.39 -
Ronstan Series 40 All-Purpose Sheave - 1 9/16" (40 mm) - RF41000
$12.07 -
Ronstan Series 40 All Purpose Double Block - RF41200
$76.12 -
Ronstan Series 30 Utility Double Block - RF417
$33.21 -
Ronstan Series 60 All Purpose Sheave - 2 3/8" (60 mm) - RF437
$14.12 -
Ronstan Series 40 Ball Bearing Single Orbit Block with Becket & Cleat - RF45130
$138.52 -
Ronstan Upright Lead Block with Nylatron Sheave - 7/8" (22 mm) - RF453
$44.54 -
Ronstan Series 40 Ball Bearing Single Orbit Block - RF46100
$106.02 -
Ronstan Series 40 Ball Bearing Orbit Block - RF46530
$793.60 -
Ronstan Series 40 Ball Bearing Stand-Up Orbit Block - RF48140
$69.63 -
Ronstan Series 40 Ball Bearing Double Orbit Block - RF48210
$137.05 -
Ronstan Series 40 Ball Bearing Quadruple Orbit Block - RF48400
$246.78 -
Ronstan Series 40 Ball Bearing Quintuple Orbit Block - RF48500
$281.04 -
Ronstan Series 50 Single Loop Top Ball Bearing Block - RF50101
$67.90 -
Ronstan Series 50 All Purpose Single Stand Up Block - RF51140
$71.19