Micro-Mark 82838 HO Scale Truck Tuner Tool Great Northern - GN no cutting necessary

no cutting necessary

skew-wound motor with excellent slow-speed performance

Can have different lighting effects each output

making repairs at outlying terminals was soon shown to be faster and more cost-effective

Micro-Mark 82838 HO Scale Truck Tuner Tool Great Northern - GN no cutting necessaryThis Truck Tuner reconditions your HO & On30 gauge railroad truck bearings so cars roll smoother with less friction. Simply insert the tool in place of a wheelset and rotate the shank. Truck Tuner's extra sharp tool steel cutter reshapes the bearing to the NMRA's recommended 60 degree contour and cleans out burrs and grime. Repeat for all bearings and your car is ready to really roll. Increases train lengths that locomotives can pull by up to 20