Cage kits are built with the door, door latch and door guard installed on front panel. All other parts are precut and ready for assembly. Sides, top and dividers are 1x2 14-gauge wire and bottoms are 1/2x1 14-gauge wire. Baby saver wire with 1/2x1 opening in the bottom 4 inches of the side wire is available for an additional $8.00 per compartment. Custom sizes and multiple units are available to fit your facilities. The cage sizes are listed width x depth.