This is your Pullman style end buffer. comes with coupler
pad mounting pre drilled for Kadee coupler boxes. Was desinged with a offset to accept car sides of .030" thick using ---Union staion --- American Standard produts and others , in plastic or brass.
DM 329 Pullman Obs buffer section and skirts
Will fit up nicely with the DM 275 roof section. must modify roof length for this section to work. Also works with DM 326-328.