Fishing reel having natural drainage structure

A fishing reel including a first mounting part and a second mounting part provided at opposite sides thereof, a frame having a spool mounted between the first and second mounting parts, a first side cover at a palm side, the first side cover being combined with the first mounting part, and a second side cover at a gear side, the second side cover being combined with the second mounting part, the fishing reel comprising:

• a first drainage hole vertically formed through a lower end part of at least one of edge side wall parts of the first mounting part and the first side cover,
• wherein the second mounting part includes an introduction hole horizontally formed through a lower end part of a portion with which the spool is in contact in an inner side wall part, and a fourth drainage hole vertically communicating with the introduction hole while being horizontally formed through an upper end part of a portion with which the spool is not in contact in the inner side wall part.