Barndoor Rear Centre Section 50-55. 211-703-475 211703475 - Manufacturer, Schofields £29.00 Quantity: at £29.00 each Add To Basket Made in house at Schofields. 50-55 rear chassis centre section, CNC fomred using 1.2mm mild steel. Top quality. Rear centre chassis section, goes between the chassis legs in line with rear Jacking points.