The utility model relates to an antenna assembly. Antenna assembly is generally including the antenna base module that can install the automobile body wall. The antenna base module can include the base, couple to for example, the inside covering of base ( environmental protection covering etc. ), set up by inside covering with at least one antenna element and one or more door bolt lock member in the space that the base was injectd. Outside (for example, decorative, have a molding and/or streamlined etc. ) covering can press from both sides buckle member including one or more, one or more press from both sides buckle member externally the covering setting when inside covering top can with one or more door bolt lock member joint. It can include curvature and bending point to press from both sides buckle member.