This is a Black and Decker A6495 twin filament spool and line, containing 2 x 6-meter lengths of 1.5mm diameter line. It is suitable for use with Black+Decker strimmers including models GL701, GL716, GL720, and GL741. The manufacturer's part number is A6495. Please note that images are for demonstration purposes and the product will match the description but may vary from the images.