Lippert Trailair 325330 Rota Flex 18k Pin Box

Lippert Trailair 325330 Rota Flex 18k Pin Box. From the same minds at Trailair that brought you the Air Ride Pin Box and the Equa-flex rubberized equalizer comes Rota-Flex, a rubberized and pivoting pin box designed to enhance and smooth your ride. You've put a lot into your investment, so help protect it with a Rota-Flex!