Ideal for storing small devices and security precautions. Compact 19" box ● Ideal for storing small devices such as hubs and hard drives. The front door and back panel are standard with keys. Provides security precautions. The entire mesh panel has excellent heat dissipation. 2 shelves are standard equipment. Heat dissipation fan can be installed. (Maximum 2 vehicles) *Please purchase CP-FANS, CP-SFANS separately. The 19-inch mounting frame uses EIA standard universal pitch and is compatible with cage nuts. 19-inch mounting frame on the front only; Number of mounts: 11U; Size: W 23.6 x D 20.9 x H 27.0 inches (600 x 530 x 683 mm); Weight: 55.5 lbs (27 kg); Packaging: 1 x Shipping form: Assembled (casters, adjusters are installed by customer); Material: Steel (front side), 2 x casters, 2 x casters, and adjusters. Star, Cage Nut Screws (M6 / 20 sets), 2 keys (1 type); *There are 1 key type, common on the front door and back panel.