315-5052 315-50640 315-50640 TR27-6.4/3.2-PO-X-BK 315-50950 315-50950 TR27-9.5/4.8-PO-X-BK 315-5124 315-5125 315-51270 315-51270 TR27-12.7/6.4-PO-X-BK 315-51900