The Harken 437 is a 16mm Flip Flop Block which is in Harken’s smallest pulley block range.
It is perfect for small synthetic control lines found on high-tech dinghies.
The bearing system uses stainless steel balls in a captive grooved race and has a 113 kg (250 lb) maximum working load—the highest on the market compared to similarly sized blocks.
Use for:
- Dinghy control lines
- Spinnaker pole trip lines
- Big Boat leech lines
- Outhauls
- Downhauls
- Cunninghams
- Traveler controls
- Halyards on prams
Dimensions:
- Sheave Ø 16 mm
- Length 34 mm
- Weight 21 g
- Fasteners 4mm RH
- Maximum line Ø 5 mm
- Maximum working load 113 kg
- Breaking load 544 kg
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The Harken 437 is a 16mm Flip Flop Block which is in Harken’s smallest pulley block range.
It is perfect for small synthetic control lines found on high-tech dinghies.
The bearing system uses stainless steel balls in a captive grooved race and has a 113 kg (250 lb) maximum working load—the highest on the market compared to similarly sized blocks.
Use for:
- Dinghy control lines
- Spinnaker pole trip lines
- Big Boat leech lines
- Outhauls
- Downhauls
- Cunninghams
- Traveler controls
- Halyards on prams
Dimensions:
- Sheave Ø 16 mm
- Length 34 mm
- Weight 21 g
- Fasteners 4mm RH
- Maximum line Ø 5 mm
- Maximum working load 113 kg
- Breaking load 544 kg
Shipping
This Item Ships to
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