Athearn MCH71 HO KS AAR Upper/Lower Shelf Coupler (3pr)

Athearn MCH71 HO KS AAR Upper/Lower Shelf Coupler (3pr)

A scale size knuckle spring (KS) coupler with metal coil knuckle springs

Features:-

* Scale size couplers are about 3/4 the size of standard couplers
* AAR standard E safety couplers
* Upper and lower shelf for tank cars