12 DC MOTOR 990412012602 ACME HOLLAND for O scale Brass Engine Upgrade or other hobby use NEW Tested - Machined Body NOT Stamped - Quality Item MADE IN HOLLAND not China - Vintage Quality Motor. 3mm shaft, 29mm Body Dia., 39.25mm Body Length, 83.90mm Total Shaft Length. SOME MOTORS DO NOT HAVE A CLEAR STAMP- SEE PHOTOS