Professional K9 Units are built to stand up to the demands of your working dogs. From K9 Units in police vehicles to DEA demands, our K9 units, including inserts and crates are designed with your dog’s day-to-day needs in mind. Professional K9 Series Tactical Dog Crate. Large police and military working dog crate. Manufactured from heavy-duty .090 mill finish aluminum, this crate is built tough for heavy use. Fully powder coated textured black inside and out. Double wall door has a stainless T-handle with 3 point latching system for strength and security and is slotted for a crate cooling fan. Locking mechanism covered on the inside to deter K9 from biting at it and trying to open door. Features spring loaded rattle-free carrying handles and heavy-duty D-rings to secure crate in your vehicle. End entry door.