Harken 40mm Twing Block
40mm Twing Block
Low-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to our popular Harken Big Boat blocks, these small, compact blocks have very high working loads for safe, easy trimming.
Features:
- Opening side plate - Easy to rig and remove from sheet
- Spring biased to open when unlatched - One-handed operation
- Roller at pivot base - Use 1:1 or 2:1 up-down control
- Carbo Air® block construction - High strength for durability and lightweight for maximum float in light air
Uses:
- Dinghies, sport boats, and small keelboats
- Spinnaker sheet and guy control
- Code zero sheet up-down control
Specifications:
- Sheave Ø (mm): 40 mm
- Sheave Ø (in): 1-9/16 in
- Length (mm): 89 mm
- Length (in): 3-1/2 in
- Weight (g): 86 g
- Weight (oz): 3 oz
- Maximum line Ø (mm): 12 mm
- Maximum line Ø (in): 3/8 in
- Maximum working load (kg): 275 kg
- Maximum working load (lb): 606 lb
- Breaking load (kg): 825 kg
- Breaking load (lb): 1818 lb
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With two large facilities and a partnership with over 300 brands in the marine and outdoor industries, CWR’s selection and service cannot be beat. We have an inventory with over 18,000 unique products in stock, ready to ship, and at a competitive wholesale price.
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We have great relationships with some of the most respected and reliable brands in the business and we are here to pass on the benefits of those relationships to you, the client. With CWR, you can be assured that our customer service team is providing the best, most accurate, and most up-to-date information about your products.
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- Wholesale pricing from over 300 brands
- No minimum order
- Flat rate shipping as low as $9.95
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