Heavy Duty In-Frame Box with Drop Open Door and Bolt Padlock Locking System. In-Frame Box is designed Heavy Duty for Stepping on or Standing on, making working on the back of your Truck easy. The In-Frame Box is easily mounted to Truck Frame and is mounted behind the Cab.
Comes with Mounting Kit M3100F.
For Installation Instruction see our Installation Catalog:
Description Sheet: www.truckbox.com/images/PDF21/T-Page 8.pdf