If you need a sturdy, easy-to-use shelf for your truck box, the Knaack 477-3 S...If you need a sturdy, easy-to-use shelf for your truck box, the Knaack 477-3 Storagemaster Shelf is an excellent choice. This white steel shelf has attached glides that keep it from shifting while in use. It also features load capacity of 100 lb and...more