For added safety and security this is the accessory you need! The RuffLand Performance Kennels Tie Down Bracket Kit includes 4 Brackets, 4 washers and 4 bolts. This kit attaches to your RuffLand Performance Kennels dog kennel so you can secure it inside a truck bed, back seat or any other place you might see fit. Attach the tie down brackets to the kennel, and secure your kennel in place with a strap or cord of your choice. Allows you to tie down your kennel in the back of your truck from all four corners. Note: NEW UNIVERSAL SIZE.