TRAV END CTRL SET 32MM BB HL D Engine & Gear Lube black anodized aluminum tubing with black anodized aluminum tubing with a rubber ball style handle 5 16" FH (8 mm) • Harken purchase recommendations when using 32 mm traveler control blocks:• Use a 3:1 purchase for boats with sail area under 240 ft² (22 m²)• Use a 4:1 purchase for boats with sail area from 240 ft² to 400 ft² (22 m² to 37 m²)• Use a 6:1 purchase for boats with sail area from 400 ft² to 550 ft² (37 m² to 51 m²)• Use a 2:1 purchase led to a winch for boats with sail areas above 550 ft² (51 m²) Cam Matic® cleats provide precise cleating for the perfect traveler adjustment