
Harken
Harken 40 mm Carbo Stand‑Up Fixed Block 2652
Harken 40 mm Carbo Air Stand‑Up Fixed Block 2652 – Compact Strength, Maximum Efficiency
Upgrade your rig with the Harken 2652, a compact yet powerful stand-up fixed block designed for high-load control lines—perfect for mainsheet systems, vang fine-tune, outhauls, cunninghams, and more on dinghies, skiffs, sportboats, and small keelboats.
Built using Harken’s innovative Carbo Air™ composite design, this block is 30% lighter and 60% stronger than classic counterparts . It combines carbon-fiber reinforced side plates, a 40 mm Delrin® sheave with stainless steel ball bearings, and a patented shackle/swivel lock to keep lines aligned and twist-free .
🔧 Key Features & Specs:
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Sheave Ø: 40 mm (1 9/16″)
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Line capacity: Up to 10 mm / 3/8″
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Working load: 220 kg (485 lb); Breaking load: 735 kg (1 620 lb)
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Weight: approx. 48 g (1.7 oz)
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Length: ~70 mm (2¾″)
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Fixed “stand-up” fusion: ideal for flush mounting, yet compatible as a becket block