Trx-4m 1/18 Scale F-150 Roof Rack Includes Gas Cans, Traction Boards, And Spare Tire Carrier Accessories Not Included, Available For Purchase Scale Offroad Look Mounts With Factory Roll Bar Screws Roof Rack Is a Screw Together Design. Replacement Parts Available Does Not Fit K-10 3d Printed From Pla Plastic Do Not Leave In Hot Vehicles Or Expose To High Temps.