Harken 57 mm Carbo Block – Swivel Becket
$61.25Low-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. Imperial Metric Sheave Diameter 2 1/4 in 57 mm Max Line Diameter 3/8 in 10 mm Max Working Load 792 lb 359 kg