This 1/2" x 148' halyard sail line is made of high-quality polyester double braid rope, manufactured in the United States by Dale's Rope Co. It is designed to withstand heavy use and can support up to 8500 lbs. This sail line is perfect for sailing enthusiasts and is ideal for use on boats and other watercraft. It is easy to handle and has a manufacturer part number of none. This item is classified under "Other Sailing Hardware & Gear" and "Sailing Hardware & Gear" categories on eBay Motors.