If you are transporting a slab longer than 6 feet we recommend purchasing 2 carts. Now move slabs of marble, granite, or any other stone anywhere you want safely and conveniently with a one-of-a-kind stair walking cart that goes by the name of M6 in the industry. The stair walking cart comes with a 600-pound capacity and sturdy aluminum frame, and unique design. It lets you move heavy slabs of marble or just about any solid structure up and down the stairs, curbs, and steps with ease. Whether you are a flooring contractor, marble and granite retailer, or any individual who works with glass or wood this is exactly the product you have always been looking for to help your staff transport safely and conveniently.