Aluminum Semi Truck Super HD Chain Rack, All Smooth Finish, Window, Double Chain Hangers with Chain Tray and I-Beam Mounting Structure. 

Chain Rack is designed Heavy Duty for Installing behind a Semi-Truck Cab making Chain Storage on the back of your Truck easy.

The Semi-Truck Rack Storage Box is easily mounted with U-Bolts to Truck Frame and is mounted behind the Cab. 

Mounting Kit Not Included:

For S-Shape U-Bolt Mounting Kit Purchase: Part Number M3400I

For Installation Instruction see our Installation Catalog above.