Original Lexmark Toner 1382650 for Lexmark Optra 4039 and 4049 Lexmark Laser Print Cartridge #1382650 Optra 4049 Models R, Rx, R+, Rt+, Rn+, L, Lx, Lxi, Lx+, Lxi+, Lxn+, 4039 10 plus IBM 3112, 3116, 3912, 3916 IBM 4039 &amp; 4039 plus