Harken 57mm Quad Block Swivel, Center Becket

<p><strong>57mm Quad Block Swivel, Center Becket</strong></p><p>Low-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to our popular Harken Big Boat blocks, these small, compact blocks have very high working loads for safe, easy trimming. </p><p><strong>Features:</strong></p><ul><li>Sheave Ø (mm) 57 mm</li><li>Sheave Ø (in) 2 1/4 in</li><li>Maximum line Ø (mm) 10 mm</li><li>Maximum line Ø (in) 7/16 in</li><li>Maximum working load (kg) 1080 kg</li><li>Maximum working load (lb) 2380 lb</li></ul> <!--- cis2:mm5sl5hm --->