Its acrylic plastic , Use solvent cement and a syringe. Put a thin piece on the back of the crack. This cement is very thin and one drop on the end of the crack it will travel the distance. I use this on all plastics including model kits and all automotive plastic parts. Use on these show cabinets with no glue trace. and very strong
Weld-On/SCIGrip #4 Liquid Solvent for Bonding Acrylics
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