The 1:87 HO Scale Rivarossi Berkshire Motor Mount Replacement Clip is a set of two plastic clips designed specifically for AHM/Rivarossi RedBox era, Berkshire, Hudson, and other steam model trains. These high-quality clips feature a flexible material that allows them to be used repeatedly with ease. Manufactured in the United States, these clips ensure durability and reliable performance. At Miles of Smiles Prints, we are dedicated to creating smiles in 3D by offering top-notch products for your model train needs. Enhance the longevity and functionality of your beloved steam trains with these compatible and easy-to-use replacement clips.