Step Box Mounting Kit is designed for Mounting Step Box direct to Truck Frame. Four Hook Bolts are used to Mount Box to Truck Frame. Kit comes with Hook Bolts, Washers, Locknuts, Rubber and Installation Sheet.
Note: This Mounting Kit is only rated for up to 150lbs. For over 150lbs, Purchase Mounting Kit: M2000C, M2000I, M2100C or M2100I Brackets. For Installation Instruction see our Installation Catalog: Description Sheet:www.truckbox.com/images/PDF21/T-Page 34.pdf