for Vespa ET2/ ET4 50ccm also for PIAGGIO Liberty 50ccm main&dipped beam socket: BA20d parking light socket: W2, 1×9,5d w/o bulbs w/o socket Grade B – decent repair Product description The PIAGGIO headlamps are original items and are delivered complete with an European approval symbol on the lens surface. Do not forget to order a suitable bulb for your new headlight as they are not included in the delivery. Community User “ABAutoteile” (on part no PI638964): “original and good” OEM numbers (for comparisons): 293599 (PIAGGIO)