Universal Cupholder Adapter, Adjustable Size, 3D Printable STL, Holds Bottles, Cans & Tumblers

Tired of your bottle or can rattling around in a cupholder that’s too big? This adapter fills the gap so your drink stays upright and secure. What’s included 3 ready-to-print STL files: 75 mm cupholder → 62 mm slim can 75 mm cupholder → 66 mm bottle 80 mm cupholder → 65 mm tumbler Features Tapered body slides in easily and sits snugly Top lip rests on the cupholder rim so it doesn’t sink Centre drain hole lets spills and condensation escape Rounded bottom edge, with no supports needed Designed…

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