PURPOSE: An attachable antenna is provided to improve durability of an antenna with a snap ring mounted on a connecting metal body connected to a body and combining structure, and to prevent deformation of an antenna body. CONSTITUTION: An antenna body connecting device(14) has a snap ring having elastic force. A fastening part of the antenna body connecting device is inserted into one end of an antenna body(13). The snap ring securely couples the antenna body and the antenna body connecting device.
