A cartridge that can be accurately positioned and stably held with respect to a main body of an electrophotographic image forming apparatus without causing a deterioration in operability for mounting and detaching the cartridge from the apparatus main body even if a reduction in cost and a reduction in size of the apparatus main body are realized and {HEAD ~ an electrophotographic image forming apparatus} including {TAIL ~ such cartridge} 
A cartridge that can be accurately positioned and stably held with respect to a main body of an electrophotographic image forming apparatus without causing a deterioration in operability for mounting and detaching the cartridge from the apparatus main body even if a reduction in cost and a reduction in size of the apparatus main body are realized and { HEAD ~ an electrophotographic image forming apparatus } including { TAIL ~ such cartridge }
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