AA-Racks P-AC-10 Aluminum Mounting Clamps Truck Cap Topper Camper Shell for Ford Super Duty Trucks F-250 F-350, Set of 4 - Black(P-AC(4)-10） Color:Black inner bed width smaller than

inner bed width smaller than 51"

but also in the vertical direction to meet all the use requirements

ensuring its quality and safety

Bed rail top made of fiberglass instead of metal for some rare truck models like F-150 super-cab

AA Van Bulkheads designed to fit for Transit low roof Full size vans provides safety and security for occupants and cargo

AA-Racks P-AC-10 Aluminum Mounting Clamps Truck Cap Topper Camper Shell for Ford Super Duty Trucks F-250 F-350, Set of 4 - Black(P-AC(4)-10） Color:Black inner bed width smaller thanSet of 4 clamps designed for mounting truck caps with fiberglass or aluminum rails. Constructed of structural aluminum and stainless steel screw to ensure quality and strength, hard to be corroded. Dimension A: Jaw Opening 0 to 1 1 2". Maximum Torque: 7. 5 lbf ft 90 lbf in. Stay tight all the time. Fit firmly to your truck caps, camper shells, toppers. No drilling required & Sold individually Compatible with Ford Super Duty Trucks F 250 F 350. There