Roller Length: 742mmRoller Bracket Length: 245mmRoller Diameter: 38mmSupport Foot Height: 60mm Weight: 3.2 kg Comes complete with support foot and galvanised powder coated steel brackets. Runs on tough nylon bearings to enable smooth rotation.The ULTI Bar roof extension brackets (VGREB) cannot be used in conjunction with an ULTI Bar Van Roof Bars. Fitting Approximate fitting time 10-15 minutes. Detailed fitting instructions fixings are supplied with this product. Retain instructions for future reference.