These off-road tough articulating brackets mount MAXTRAX, TRED Pro and other popular rescue devices with similar hole spacing off the side of the Front Runner Slimline II rack. Consists of:2 x Adjustable BracketsInstallation HardwareFitting Instructions Materials used:Black powder coated 3CR12 stainless steelStainless steel fasteners Product Dimensions:313mm (12.3'') L x 65mm (2.6'') W x 178mm (7'') H (Per Single Bracket) Between Stud Mounting Dimensions: 230mm Inner hole centers270mm Outer hole centers Weight:4.4kg (9.7lbs) (Per Pair)