Used Rogers Detachable Beam Trailer for sale. Features: 50 ft. Overall Length, 25.5 ft. Well Length, 45 in. Beam Width, Air Ride Suspension, and more. Hundreds of new and used trucks, trailers, and parts for sale at Coopersburg & Liberty Kenworth. Three convenient locations: Coopersburg, PA (near Allentown), Swedesboro, NJ (near Philadelphia), and TRP Parts (Pottstown, PA).