In his article "HO knuckle coupler guide" from the ... is required for manual uncoupling. Athearn Trains, under the McHenry Couplers banner, offers plastic double-shelf couplers based on the ...

Q: Was there ever an article on converting old railcars to accept modern trucks and couplers? I have a few HO Tyco cars that need to be converted. — Jason Trew A: Jim Kelly and Andy Sperandeo ...