I git a case 3D-printed for my ACA500+/ACA1234 accelerator combo. I found it on Thingiverse. It still needs some tweaks but I think my A500 finally looks nice with the accelerator. :
Amiga 1200 ACA 1232/33Mhz 128MB Accelerator with MMU | #2006007208
Free 3D file Amiga 500 ACA500plus case・3D printable model to download・Cults
Vesalia Online - ACA 1230/56 Accelerator Card
New Amiga 1200 68030 Accelerator Card - The ACA 1234! (re-upload) - YouTube
ACA-1230 - Individual Computers
ACA-1232 - Individual Computers
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Amiga 500 Hardware Upgrades | Coronax's Project Blog
mi vieja amiga..de nuevo aca | Lau Scott | Flickr
ACA1233n-55 128 MB accelerator for Amiga 1200 - Amiga Shop
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ACA - Associação Conversa Amiga | LinkedIn
A QUESTION: Is ACA 1231 compatible with ACA 500 Plus? - Amiga Accelerators - Individual Computers Support
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ACA 500 accelerator - AMIGAstore.eu
Aceleradora ACA 500 - AMIGAstore.eu
Individual Computers: New Products for the Commodore 64 and the Amiga – Old School Game Blog