Easily adjust the angle between the pedal arm and throttle cable arm up to a full 360°. Features a firewall mount and shaft for optimal arm positioning. Pedal pad measures 2" x 4-1/2" and boasts six non-slip rubber inserts No installation instructions, it is recommended to install it professionally Universal Dual Contorl Gas Pedal Accelerator,Aluminu Throttle Pedal Assembly Compatible with Chevy Ford Mopar Street Rat Rod