An instrument 10 for manipulating a prosthetic implant 2 e.g. acetabular cup, the instrument comprising: an attachment element 20, operable to engage the implant; an actuation rod 50, a distal end 50a of which is connected to the attachment element 20; and a stem 14, the actuation rod 50 being at least partially moveably received within the stem 14, wherein the attachment element 20 is bendable between a first position in which the attachment element 20 does not engage the implant 2 and a second position in which the attachmentelement 20 engages the implant, the actuation rod 50 being configured so as to selectively bend the attachment element 20 between the first and second positions upon movement of the actuation rod 50.