Aftermarket 27 Sub Adapter

- 27" Sub Adapter - Used - 2-3/4" x 3-3/4" sub adapter - drill string lengthener - rig stem jars bit crossover, - around 27" shoulder-to-shoulder length. - Presumably American manufactured with carbon and/or alloy steels, but unsure if this is Acme, Spang, Gill Rock Drill, Ideco, Trident, Rampp, O.W.S. Co., Keystone or maybe another historical tooling manufacturer. - If you require thread protector(s) on tool joint(s) add another $15. - Located in Mifflinburg, PA USA