55-57 Chevy 2-Door Sedan & Wagon Rear Quarter Glass Track Roller Guide.
The roller guide attaches to the bottom of the glass track. This is the track that the window regulator rollers rides in. The guide is 6" long. This roller guide works on all 2-door sedans and 2-door wagons except for Nomads. Two needed per car, one per side. Made from galvanized metal, so they won’t rust. This part is made in the USA.