Description

HARKEN Carbo Pulley 57 mm | Lightweight High-Load Sailing Block
Experience a new level of sailing efficiency and control with the HARKEN Carbo Pulley 57 mm, a pinnacle of modern boat fitting design. Engineered for sailors who demand performance without compromise, this block is an essential upgrade for any racing or cruising vessel.
Low-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to the popular Harken Black Magic block line, these small, compact blocks have very high working loads for safe, easy trimming. The innovative design of the 57 mm Carbo Pulley significantly reduces friction, allowing lines to run smoothly and freely, which translates to less effort for you at the winch or in hand. This means quicker, more responsive adjustments to your sails, giving you a distinct competitive advantage during a race and making for a more enjoyable, less strenuous day of cruising.
Designed to be incredibly robust yet surprisingly light, this pulley helps reduce weight aloft, contributing to better overall boat performance and stability. Its high-strength construction ensures it can handle the significant dynamic loads associated with mainsheets, halyards, and other critical control lines, providing you with the peace of mind that comes from using trusted, reliable hardware. The compact profile and sophisticated engineering make the HARKEN Carbo Pulley 57 mm a versatile and indispensable component for optimizing your boat´s rigging system.
Key Benefits
* Effortless Trimming: Experience exceptionally low friction for smoother, faster sheet and halyard adjustments with minimal physical effort.
* Exceptional Strength-to-Weight: A lightweight design improves your boat´s performance by reducing unnecessary weight, while its high load capacity guarantees reliability under pressure.
* Enhanced Durability: Built to withstand the harsh marine environment, this pulley offers long-lasting, dependable service season after season.
* Versatile Performance: An ideal choice for a wide array of applications on dinghies, sportboats, and mid-sized keelboats, delivering professional-grade performance in a compact package.
Supports
This high-performance 57 mm block is expertly suited for a variety of demanding onboard applications, including:
* Mainsheet and spinnaker systems on dinghies and small keelboats
* Halyard, vang, and cunningham systems
* Genoa lead and jib control systems
* General-purpose control lines requiring high strength and low friction
Technical Specifications
* Sheave Ø: 57 mm (2 1/4 in)
* Length: 110 mm (4 5/16 in)
* Weight: 87 g (3.1 oz)
* Shackle pin Ø: 5 mm (3/16 in)
* Maximum line Ø: 10 mm (3/8 in)
* Maximum working load: 359 kg (792 lb)
* Breaking load: 1079 kg (2380 lb)