IS-P4x19 Sheet Metal Screw for chainsaw. Models: 017, 018, MS 170, MS 170 2-MIX, MS 180, MS 180 2-MIX, E 14, E 140, E 160, 180 C, E 20, E 220, EC 70, HLE 71, HTE 60, MSE 140, MSE 141, MSE 160, MSE 170, MSE 180, MSE 190, MSE 200, MSE 220, MSE 230, MSE 250