I am a fully licensed supplier.BLACK KNIGHT 2000 -CPU-U27.L4SKU: CPU-27BK2C$13.00PriceQuantity*Add to CartWILLIAMS ROMSU27.L4 ROM REMOVAL & INSTALLATION INSTRUCTIONS https://www.pinballrom.com/_files/ugd/0a3635_1f0af8ba09644eb78d30e50f112cf374.pdf