Product Description Harken System C CB Intermediate CarA Harken Battcar system along with full-length battens helps raise, douse, and reef with ease and acts as extra crew if you're sailing shorthanded. Battcar systems outperform in-mast or in-boom furling, cost less, and you don't need to re-cut your sail. The one-piece solid aluminum construction is lightweight and strong. The free-rolling ball bearing cars let you hoist and reef the main quickly on all points of sail.Specifications: Length (mm) 96 mm Length (in) 3 3/4 in Width (mm) 85 mm Width (in) 3 3/8 in Weight (g) 493 g Weight (oz) 17 oz Maximum working load (kg) 695 kg Maximum working load (lb) 1530 lb A (mm) 95 mm A (in) 3 3/4 in B (mm) 51 mm B (in) 2 in D (mm) 26 mm D (in) 1 in E (mm) 10 mm E (in) 3/8 in