Have several F scale SPNG cars and am having trouble deciding which trucks are correct.
Have the following cars
Stock Car
Vent Boxcar
Coast Boxcar
Flat Car
All are SP narrow gauge. What tuck is correct ie archbar, Carter Brothers, Thielson, for each car type, wheel dia and axle width in the side frame ie 3’7" or 4’ etc also what capacity ie 10 ton, 20 ton etc
Thanks