MaterialsXchange (MX) is an easy to use, web-based platform where Sellers list truckloads and carloads of the most common wood products and Buyers negotiate pricing. When their prices match, a transaction occurs instantly. MX transfers the funds electronically and arranges the truck or rail delivery. We are members of SBCA: The Voice of the Structural Building Components Industry and National Lumber & Building Material Dealers Association (NLBMDA).