The side rail top truck tool box,mount on the top of the bed side walls,which helps to keep the bed of the truck free from storing bulky items. The side rail tool boxes are ideal for storing long tools and equipments.

The inner side rail top truck tool boxes are mounted on the inner side of the bed and a crossover to create a wrap around storage system.

Delta pro inner side boxes are the perfect complement to a Pro crossover box. Delta pro inner sides utilize the same Gear lock system,self centering latch system,Reinforced lid and High strength body design as the crossover. They mount on the top of the bed side walls and are ideal for storing longer tools and equipments.

Inner side help keep the bed free from storing bulky items. You may also combine the inner side with a crossover to create wrap around storage system.