car windshield wiper plug. printed from PETg plastic. Dimensions according to the first photo. PETg is good material to UV light, also you can paint it to any color what you need.
SLDPRT (SolidWorks, filesize: 124 KB), IGE (IGES, filesize: 125 KB), X_T (Parasolid, filesize: 7.75 KB), STP (STEP, filesize: 38 KB), STL (Stereolithography, filesize: 165 KB), AMF (amf, filesize: 333 KB), 3MF (3D Manufacturing File, filesize: 49 KB)