Welcome to Defender Canada! 
Block Accessories
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Barton Flush Mount Deck Plate
$142.51 - $177.99 -
19% offSchaefer Delrin Sheave - 2" - 62-018
$31.24$25.11 -
19% offSchaefer Series 5-Cheek Block Pad - 55-60
$54.60$43.80 -
19% offSchaefer Delrin Sheave - 1 7/16" - 62-030-02
$31.24$25.11 -
Barton Plain Bearing Rope Sheave - 64804
$4.51 -
19% offSchaefer Delrin Sheave - 2" - 62-051
$31.24$25.11 -
19% offSchaefer 7 Series Cheek Pad - 55-61
$58.98$47.30 -
Harken Stanchion Mount Base - 061
$64.77 -
Harken Midrange ESP Stand-up Base - 1634
$191.79 -
Harken Stand-Up Boot
$23.49 - $25.35 -
Barton Ball Bearing Rope Sheave
$30.91 - $36.02 -
9% offLewmar Becket Assembly (2-Pack)
$44.38 - $47.30$40.00 - $42.63 -
18% offRonstan Series 40 Standup Spring - RF319
$7.33$5.99 -
19% offSchaefer Aluminum Sheave - 2" - 62-023-15CW
$142.20$113.88 -
19% offSchaefer 7 Series Deck Plate - 704-02
$184.54$147.75 -
19% offSchaefer Delrin Base - 35-019
$24.97$20.09 -
9% offLewmar Size 0 Delrin Balls (100-Pack) - 29174022
$29.78$26.86 -
Harken Stand-Up Spring - 22 mm (7/8") - 071
$2.44 -
Barton Stainless Steel Stand Up Spring
$6.44 - $17.30 -
Barton Tapered Spring for Stand-Up Block - 60119
$8.29 -
9% offLewmar Control Spring Block Upstand Kit - 30 - 40 mm (1 3/16" - 1 9/16") - 29904046
$24.19$21.83 -
9% offLewmar Size 1 HTX Spare Rubber Buffer Kit - 291219911
$24.10$21.75 -
9% offLewmar Upstand Kit
$50.22 - $56.06$45.26 - $50.52 -
18% offRonstan Replacement 55 Series Retainer Clip - RF50001
$7.14$5.83 -
19% offRonstan Series 40 Stand-Up Base - RF2454
$24.24$19.51 -
19% offSchaefer Aluminum Sheave - 2" - 62-023-15BW
$120.30$96.36 -
19% offSchaefer 7 Series Universal Adapter - 78-70
$85.26$68.33 -
Harken Stand-Up Spring - 19 mm (3/4") - 097
$2.72 -
Barton Size 3 Curved Backing Plate for Cheek Block - N03161
$13.31 -
Barton Plastic Stand Up Spring
$12.89 - $13.72 -
Harken Sheave - 76 mm (3") - 500
$349.47 -
Barton Size 2 Curved Backing Plate for Cheek Block - N02161
$10.76 -
9% offLewmar Articulated Sheave - 6" - 89100032
$508.70$457.90 -
9% offLewmar Size 2 Deck Plate - 19821000
$127.60$114.90 -
9% offLewmar Size 3 Stand Up Base - 29393000
$207.90$187.17 -
9% offLewmar Size 3 NTR Upstand Assembly - 29473024
$184.54$166.15 -
9% offLewmar HTX Upstand Kit
$96.94 - $212.28$87.31 - $191.11 -
19% offRonstan Ball Bearing Swivel - RF78A
$140.98$112.90 -
19% offRonstan Curved Surface Cheek Block Adapter - RF41153
$15.67$12.66 -
9% offRonstan Link Retainer Clips - RF40001
$6.95$6.32 -
9% off
Ronstan Link Retainer Clips - RF40002
$10.15$9.20 -
9% off
Ronstan Replacement 70 Series Retainer Clip - RF70001
$13.72$12.41 -
19% off
Ronstan Series 55 BB & RT Link Retainer Clips - RF50002
$15.67$12.66 -
19% off
Ronstan Series 55 BB Link Retainer Clips - RF50003
$14.60$11.80 -
19% offRonstan Series 55 Stand-Up Base - RF2455
$27.07$21.77 -
9% offRonstan Stand-up Base - RF2457
$38.05$34.31 -
19% offSchaefer 7 Series Universal Adapter - 704-12
$229.80$183.96 -
19% offSchaefer Series 5 Deck Plate Adapter - 504-02
$140.74$112.71