Installation Tips - Walthers Bay Window Caboose

Here's the starting point. The nice thing is that the trucks are so far back that we don't have to remove them to get to the couplers.
Here's what we see with the old coupler removed.
Installing the new coupler is a piece of cake.
Here's the finished product. The redness visible under the coupler is the top of the coupler lid. It's unpainted raw plastic and more evident with the new smaller coupler. Maybe the lid should be removed long enough do dab a little flat black paint there.