The Standard carrier is designed to meet most all requirements of Drive-Up carriers. This carrier is ideally suited for use where side opening carriers are required. It will fit either 4″ or 4-1/2″ systems made by Hamilton, Skilcraft, Comco, and LeFebure. The Standard carrier comes in all clear, all black, or half clear/half black bodies. Please select your body style preference above prior to placing your order.