A process cartridge (50, 250, 350, 450, 650, 750, 850) detachably mountable to a main assembly (100, 401) of an electrophotographic image forming apparatus, comprising: a photosensitive drum (30, 230, 330, 430, 630, 730, 830); a developing roller (42, 142, 242, 342, 442, 542, 642, 742) for developing an electrostatic latent image formed on the electrophotographic photosensitive drum; a drum unit (31, 231, 331, 431, 531, 631, 731) including the electrophotographic photosensitive drum; a developing unit (41, 241, 341, 441, 541, 641, 741, 841) including the developing roller and rotatable about a rotation axis (46b, 146b, 246b, 346b, 446b, 646b, 746b) relative to the drum unit to rotate between a contact position in which the developing roller is in contact with the electrophotographic photosensitive drum and a spaced position in which the developing roller is spaced from the electrophotographic photosensitive drum; and a force receiving device (90, 190, 277, 370, 490, 690, 790, 890) comprising a first force receiving portion (75, 179, 370a, 475, 575, 675, 775, 875) including a first urged portion (75a, 370a1, 475a, 675a, 775a) capable of being urged by the main assembly, and a second force receiving portion (70, 178, 370b, 470, 670, 770, 870) including a second urged portion (70d, 370b2, 770d) capable of being urged by the main assembly, wherein the second urged portion is movable between a first position in which the second urged portion is projected outwardly of the developing unit and a second position closer to the rotation axis than the first position and is capable of receiving a spacing force from the main assembly to move the developing unit from the contact position to the spaced position when taking the first position, wherein the first urged portion is capable of being contacted and urged from the main assembly to move the second urged portion from the second position toward the first position wherein the second force receiving portion includes a third urged portion (70c, 670c, 770b), and wherein the first force receiving portion includes an urging portion (75b, 475b, 675b, 775b) for urging the third urged portion so as to move the second urged portion from the second position toward the first position when the first urged portion is contacted and urged from the main assembly. a photosensitive drum (30, 230, 330, 430, 630, 730, 830); a developing roller (42, 142, 242, 342, 442, 542, 642, 742) for developing an electrostatic latent image formed on the electrophotographic photosensitive drum; a drum unit (31, 231, 331, 431, 531, 631, 731) including the electrophotographic photosensitive drum; a developing unit (41, 241, 341, 441, 541, 641, 741, 841) including the developing roller and rotatable about a rotation axis (46b, 146b, 246b, 346b, 446b, 646b, 746b) relative to the drum unit to rotate between a contact position in which the developing roller is in contact with the electrophotographic photosensitive drum and a spaced position in which the developing roller is spaced from the electrophotographic photosensitive drum; and a force receiving device (90, 190, 277, 370, 490, 690, 790, 890) comprising a first force receiving portion (75, 179, 370a, 475, 575, 675, 775, 875) including a first urged portion (75a, 370a1, 475a, 675a, 775a) capable of being urged by the main assembly, and a second force receiving portion (70, 178, 370b, 470, 670, 770, 870) including a second urged portion (70d, 370b2, 770d) capable of being urged by the main assembly, wherein the second urged portion is movable between a first position in which the second urged portion is projected outwardly of the developing unit and a second position closer to the rotation axis than the first position and is capable of receiving a spacing force from the main assembly to move the developing unit from the contact position to the spaced position when taking the first position, wherein the first urged portion is capable of being contacted and urged from the main assembly to move the second urged portion from the second position toward the first position wherein the second force receiving portion includes a third urged portion (70c, 670c, 770b), and wherein the first force receiving portion includes an urging portion (75b, 475b, 675b, 775b) for urging the third urged portion so as to move the second urged portion from the second position toward the first position when the first urged portion is contacted and urged from the main assembly.