This is a BR 500 550 600 Back Pack Blower Parts Manual. This has 23 pages. The Parts Manual shows you with an exploded diagram of every part to the equipment and a part # for each part with a name. You will not have to depend on someone else's knowledge when ordering parts. These manuals will help you do you own work on your equipment. This is actually made out of paper/book/magazine. You will receive the manuals as pictured.