Rapido Trains 70613 HO ATSF Round Cab CF7 Santa Fe - Pinstripe 2617 - DCC & Sound ReefsCrawl All four units eventually ended

All four units eventually ended up in Mexico

Heavy-duty caster blocks

Use two Altitraks for greater accuracy

Now with Ditch lights

Rapido Trains 70613 HO ATSF Round Cab CF7 Santa Fe - Pinstripe 2617 - DCC & Sound ReefsCrawl All four units eventually endedRapido Trains 70613 HO ATSF Round Cab CF7 Santa Fe Pinstripe 2617 DCC & Sound In the late 1960s, Santa Fes F unit fleet was nearing the end of its lifespan. At the same time, Santa Fe was looking to fulfill a need for nearly 200 plus locomotives for use on secondary and branch lines. Santa Fe got creative in their thinking: remove the truss car body down to the engine deck and replace the truss members with large, deep side sills while fabricating