I am a fully licensed supplier.PINBOT -CPU-U27.L5SKU: CPU-27PINC$13.00PriceQuantity*Add to CartWILLIAMS ROMSU27.L5 TECH SPECSWilliams: Pinbot ROM Revisions Game Version L-5 U26 : Checksum: 44A4 U27 : Checksum: 963D ROM REMOVAL & INSTALLATION INSTRUCTIONS https://www.pinballrom.com/_files/ugd/0a3635_1f0af8ba09644eb78d30e50f112cf374.pdf