Description Gator 10U Rack Base with Casters fits under GRC Rack or Standard Rack.  Molded in light-weight Polyethylene, this case is easy to transport and ATA Rated.  Features: Lightweight and durable roto-molded polyethylene construction Recessed Side-handles for comfortable carrying (4) Caster Wheels, (2) are Locking Interior Dimensions (L x W x H): 20″ x 19″ x 17.5″Exterior Dimensions (L x W x H): 26″ x 21.5″ x 20.25″Part Number: GRC-BASE-10UPC Code:  716408503912