To freely select a number of parking bicycles and to easily perform assembly and moving.

This device is formed by a plurality of front wheel fixing members 1 connected in parallel comprising a right and a left side annular bar materials 3, 2 having an upper and a lower stage front wheel guide parts 4, 6 and 5, 7 tilted in the same direction and in parallel. The upper and lower stage front wheel guide parts 6 and 4 of the right, and left side annular bar materials 3, 2 are connected by an upper stage connection member 8 so as to be to mutually mountable/demountable with a space for inserting a front wheel 9 of a bicycle. The lower stage front wheel guide parts 5 and 7 of the front wheel fixing member 1 are connected by a lower step connection member 10 so as to be mutually mountable/demountable with a space for inserting the front wheel 9 of the bicycle.