Top color diffuser that sits in front of lights and behind the clear textured diffuser.
Wurlitzer 1050 3 Color Top Diffuser Shield Plastic
NOS Wurlitzer 1050 3 color diffusers, these will also fit the Nostalgia 1000 models and Sonata. Rock-Ola part number 55326-01. There is an additional $20 oversized shipping charge.
Part Number 10-3153