In case anyone is looking for Expression lighting for their Rush PBL has them in stock right now
They also have the side rails too
Rush Expression Lighting System
Enhance your Stern Rush pinball machine with the Rush Expression Lighting System. This kit includes Expression Lights and Art Blades to elevate your gameplay. Ensure proper installation by setting the dip switches on the SPI board as instructed. Compatible with Stern #502-8013-T1. Ideal for...
www.pinballlife.com
They also have the side rails too
Rush Starman Officially Licensed Side Armor Set
"Officially licensed Rush Starman side armor set for Stern pinball machines."
www.pinballlife.com