The ROCKWOOD Chrome Face Nut Air Window & Door Lock Control is a practical and reliable product designed specifically for Kenworth Trucks, including models T600, T800, W900B, and W900L. With its electric toggle switch, this product fits most Kenworth models, providing convenience and ease of use. The chrome finish adds a touch of style while ensuring durability. Upgrade your truck's window and door lock control with the ROCKWOOD Air Window & Door Lock Control for enhanced functionality and peace of mind on the road.