High Torque Motor Gear Box Reduction GearBox Motor 3.3v To 6v

Faulhaber 1331E015S DC Motor With Gear Reduction 3.3v To 6v High Torque , In new old stock from uk military hanger surplus

shaft is 3mm in diameters but part of shaft has a flat cut. shaft is 11mm long . body at top part is 16mm in diameters and at lower part it is 13mm in diameters. units is 53mm long excluding the shaft