This Premiere Series full extension, heavy-duty aluminum slide system features fully adjustable door mounting with ramp-in soft closing. It is available with various sizes and quantities of Polymer or steel containers to fit your needs. Note the extra height needed with this system. Minimum cabinet opening deminsions are 11 3/8" wide, 23 1/8" tall and 22 1/8" deep. Available with a white or metalic silver polymer container