Harken 57mm Carbo Quad Block – Swivel Affordable

The 57mm Carbo Quad Block – Swivel is a lightweight, strong, and reliable block designed for safe and easy trimming. It is a companion to Harken’s Big Boat blocks and offers high working loads. The block is compact and affordable. It is manufactured by Harken. Features: Sheave ? (mm): 57 mm Sheave ? (in): 2 1/4 in Maximum line ? (mm): 10 mm Maximum line ? (in): 3/8 in Maximum working load (kg): 1080 kg