Pair of 1955-57 Chevy Original Style Chrome Plated Billet Door Lock Knob Set. So you don't want plastic door lock knobs on your restomod but want the original look? Then these original style billet knobs are just what you need. They have the original look and fit but are much nicer to look at. They will work on any 1955-1957 classic Chevy. Sold as a pair. Made in the USA.