Onyma Report This Comment Date: August 12, 2017 01:16PM
Best guess is a derailing block.
fossil_digger Report This Comment Date: August 12, 2017 10:13PM
that was my guess, but i bet that's too obvious of an answer.
pulse Report This Comment Date: August 12, 2017 11:50PM
It's a bike lock for trains. Stops somebody stealing it
Mrkim Report This Comment Date: August 13, 2017 02:32AM
It's what I wear on my zipper to guard the Incredible Hulk
Delusions of grandure? Yeah, but it's my fantasy, so piss off
woberto Report This Comment Date: August 13, 2017 10:23AM
I originally thought it was to attach a crane or something when you install or
remove lengths of rails.
But I'll go with "derailer" as work crews must need some kind of
failsafe safety mechanism when thye are on the job.
pro_junior Report This Comment Date: August 14, 2017 03:28PM
it is a derailer...safety device..prevents railcars from going further down a
line then they should