Image forming apparatus

An image forming apparatus comprising:

• a main assembly;
• a plurality of image forming portions,
• provided so as to be independently pullable toward a front surface side of said main assembly, for forming toner images on a plurality of image forming members, respectively;
• a plurality of toner supply portions for supplying toners to said plurality of image forming portions, respectively;
• a side plate provided in said main assembly;
• and
• an integrated member obtained by integrally molding, with a resin material, a plurality of toner supply passages for permitting communication of said image forming portions with said toner supply passages, respectively,
• wherein said integrated member includes a plurality of engaging portions engaged with a plurality of engaging openings, respectively, provided in said side plate and includes a lock member for limiting movement of said integrated member in a direction in which engagement of said engaging openings with said engaging portions is eliminated, and
• wherein said lock member is capable of eliminating limitation of the movement of said integrated member by being manually operated from a side, of said side plate, where said image forming portions are provided.