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Current Murrays Sports information regarding COVID-19 virus outbreak, our policy and status at this time. UPDATED 5/25/2020 At this time our warehouse is keeping up with demand, we are making every effort to ship same or next day but it is still possible that Shipping and delivery times may be effected.
Current COVID-19 Notice

Harken Block 57mm Carbo Triple with Swivel

$144.05 each

Product Description

Harken’s low-friction Carbo AirBlock® is lightweight, strong, reliable and affordable. It has an enormous working range, with a very high working load for safe, easy trimming. It has a higher working load than standard blocks, even though it is lighter in weight! Use with #28-2629 base block for a 6:1 carbo low-profile mainsheet system.


  • Sheave diameter: 2-1/4" (57 mm)
  • Length: 4-3/4" (121 mm)
  • Weight: 9 oz. (255 g)
  • Shackle pin diameter: 1/4" (6 mm)
  • Maximum working load: 2380 lb. (1080 kg)
  • Maximum line diameter: 7/16" (10mm)
  • Breaking load: 5000 lb. (2270 kg)

Additional information

Weight 0.56 lbs
Dimensions 4 × 3 × 3 in

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