Welcome to Defender Canada! 
Block Accessories
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Lewmar HTX Upstand Kit
$93.64 - $205.03 -
Lewmar Articulated Sheave - 6" - 89100032
$491.30 -
22% offRonstan Link Retainer Clips - RF40001
$6.73$5.19 -
23% off
Ronstan Link Retainer Clips - RF40002
$9.82$7.51 -
23% offRonstan Replacement 70 Series Retainer Clip - RF70001
$13.27$10.10 -
Ronstan Series 55 BB & RT Link Retainer Clips - RF50002
$15.87 -
Ronstan Series 55 BB Link Retainer Clips - RF50003
$14.80 -
24% offRonstan Stand-up Base - RF2457
$36.76$27.73 -
14% offSchaefer Aluminum Sheave - 2" - 62-023-15CW
$137.35$116.84 -
9% offSchaefer Series 5 Deck Plate Adapter - 504-02
$148.63$133.83 -
Wichard Stacked Deck Organizer for Ball Bearing Sheaves - 32 mm (1 17/64") - 81512W
$216.19 -
Wichard Swivel Clevis Adapter
$23.86 - $30.60 -
Wichard Polycarbonate Sheave
$5.48 - $18.25 -
Spinlock Jammer Turning Block - 50 mm (1 31/32") - B50X
$106.08 -
Ronstan Series 19 Ball Bearing Sheave Kit - RC00410
$116.88 -
Ronstan Series 22 Ball Bearing Sheave Kit - RC00411
$144.39 -
Ronstan Series 100 Orbit Sheave - RF109000
$459.43 -
Ronstan Series 60/75 Stand-Up Spring - RF324
$154.74 -
Ronstan Series 30/60/75/100 Stand-Up Spring - RF324-2
$218.29 -
Ronstan Series 100 Spring Kit - RF328
$197.76 -
Ronstan Series 40/55 Swivel Shackle Base - RF4
$53.05 -
Ronstan Series 60 Ratchet Sheave - RF62000
$165.20 -
Ronstan Series 60 Orbit Sheave - RF69000
$204.70 -
Ronstan Series 75 Ratchet Sheave - RF72000
$152.53 -
Ronstan Series 75 Orbit Sheave - RF79000
$273.24 -
Ronstan Series 75 Acetal Sheave - RZ01000
$24.51 -
Ronstan Series 75 Aluminum Sheave - RZ01000AW
$156.35 -
Ronstan Aluminum BB Sheave
$76.33 - $109.62 -
Ronstan Acetal BB Sheave
$94.98 - $109.15 -
Ronstan Series 60 Roller Bearing Sheave
$279.91 - $307.30 -
Ronstan Series 75 Alloy Roller Bearing Sheave
$346.80 - $554.53 -
Ronstan Series 100 Roller Bearing Sheave
$475.66 - $745.11 -
Ronstan Glass Reinforced Nylon Sheave
$34.07 - $59.25 -
Barton Small Stand Up Block Base - 60330
$41.24 -
Barton Large Stand Up Block Base
$100.43 - $106.02
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