This Blum drawer tandem slide kit is the perfect addition to your cabinet hardware collection. With a length of 20 inches and a width of 20 inches, it is made of durable aluminum material and comes in a sleek silver color. The kit includes 42394 558.500-01b and is brand new, in its original box. Ideal for any home improvement project, this drawer slide is a standard type and will fit seamlessly into any cabinet design. Get yours now and give your cabinets the upgrade they deserve!