Hi, I found holder replacement in link below, printed already and I think it's better than genuine insert for two cups.
Object holder that replaces the original in the central channel of opel astra
cults3d.com
Also found this insert for other type of cupholder maybe someone will find it useful.
Remix of the mobile phone holder for the Opel Astra K.
www.thingiverse.com
Armrest shelf
26.9.2018 UPDATE: I added insert with wider neck to easier usb cable manipulation - works better. I used thin fabric "velvet" (or similar) and glued around whole print. This made it exact diameter to fit to armrest just perfect! I hope it will help you guys! Enjoy! I decided to make deep and...
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Sunglasses holder placed into door side pocket
Last of the Astra K improvement series. Glasses/Tactical Pen holder. Holds on place by clip so no glue or tape is needed. However to reduce movement I attached kind of rubber pad on the bottom and side. Model in my case was split in order to insert and glue fabric to prevent scratches. PS: I...
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Cupholder adapter for e.g. Red Bull can.
Becher Adapter für kleine 0,33 Dosen. (Zb Redbull) Abgeleitet von https://www.thingiverse.com/thing:3124120
www.thingiverse.com