Heavy Duty Swivel Eye Lifting Pulley Block- Choose 2" or 3" - 600 & 800 Lbs WLL Heavy-duty lifting power for home, ranch or work Tough, all steel construction. Zinc galvanized for superior rust resistance Choose from two sizes: 2" pulley diameter for 3/16" wire rope or 3" for 1/4" rope 2" working load limit 600 lbs, 3" 800 lbs. Both have 3/4" internal diameter full-swivel eye Dimensions: 2 " - 4-3/4" length x 2-1/4" width x 5/8 depth, weight 10 oz. 3" - 6" length x 3-1/4" width x 5/8" depth, weight 1 lb 5 oz.