Harken Single roller 75 mm

HARKEN 75 mm Single Carbo AirBlock® - High-Load, Low-Friction Performance

Elevate your sailing experience with the HARKEN 75 mm Single Roller, a cornerstone of high-performance rigging for sailors who demand reliability, strength, and effortless control. As a crucial component in the Boats and equipment category, and a standout within Accessories and parts, this block is engineered to deliver superior handling of lines under significant loads. Ideal for mainsheets, halyards, and spinnaker systems on midsize to large keelboats, offshore cruisers, and racing yachts, this block translates your effort into precise and immediate sail trim, allowing you to harness the wind with unparalleled efficiency.

The core benefit of the HARKEN 75 mm Single Roller lies in its exceptionally low-friction performance. Even when subjected to the immense pressures of a fully powered-up sail, lines run smoothly and freely, dramatically reducing the effort required for trimming and hoisting. This means quicker adjustments, less fatigue for the crew, and a more responsive vessel, giving you a competitive edge in a race or enhanced safety and comfort while cruising. Its robust design ensures it can handle the dynamic, high-stress conditions of the marine environment, providing peace of mind that your equipment will perform flawlessly when you need it most.

Main Features:

* High-Load Ball Bearing System: At the heart of this block, a two-stage ball bearing system ensures the sheave turns smoothly and freely with minimal friction. This system is engineered to efficiently manage both high static and dynamic loads, ensuring your lines run freely for easy trimming and easing.
* Efficient Single Sheave Design: The 75 mm sheave is meticulously shaped to guide the line perfectly, preventing chafe and ensuring optimal power transfer. The single roller configuration is perfect for creating simple purchases or redirecting a single high-load line with maximum efficiency.
* Lightweight, High-Strength Construction: Engineered with an impressive strength-to-weight ratio, this block adds minimal weight to your rigging while offering immense load-bearing capacity. The open-air design of the sideplates reduces weight and allows for easy flushing with fresh water to keep the internal Rollers and bearings clean.
* Durable and Resilient Sideplates: The sideplates are designed to protect the sheave and bearings from impact and are UV-stabilized to withstand prolonged exposure to the sun and harsh marine elements, ensuring a long and reliable service life.

Technical Specifications:

* Sheave Diameter (Ø): 75 mm (2 15/16 in)
* Maximum Line Diameter (Ø): 14 mm (9/16 in)
* Maximum Working Load (MWL): 907 kg (2000 lb)
* Breaking Load (BL): 1814 kg (4000 lb)
* Length: 135 mm (5 5/16 in)
* Weight: 170 g (6 oz)
* Shackle Pin Diameter (Ø): 8 mm (5/16 in)

Upgrade your boat´s rigging with the trusted performance of a HARKEN 75 mm Single Roller and experience the difference in control and efficiency on the water. It is the definitive choice for sailors seeking to optimize their systems for power, speed, and reliability