Kubota RTV 400 and RTV 500 Full Vented Windshield Full Vented Windshield for Kubota RTV 400 and RTV 500 Made from 1/4'' Clear Polycarbonate Lexan to provide maximum durability All clamps and screws are made with no rust stainless steel hardware. Designed for easy installation and miles of care free use Best price and quality. Ship same day of order.