This pen style accepts a Parker style refill in either ballpoint or gel.Separate the top and bottom of the pen body by gently pulling them apart.Unscrew the twist mechanism to remove it from the lower body, exposing the ink refill.Remove the ink refill, being carefull of the spring (it will be needed by the new refill.)
Replace the ink refill then reattach the twist mechanism and replace the pen top.
