10-17 IX35 (3D plastic steel shield) to increase the original 10-17 IX35 (3D manganese steel metal shield) to increase the original 10-17 IX35 (3D aluminum magnesium alloy shield) to increase the original 18-20 IX3 5 (3D plastic steel shield) to increase the original 18-20 IX35 (3D manganese steel metal shield) to increase the original model 18-20 IX35 (3D aluminum and magnesium alloy shield) to increase the original IX25 (3D plastic steel shield) to increase the original model IX25 (3D manganese steel metal shield) to increase the original IX25 (3D aluminum magnesium alloy shield) to increase the original model