/ T436XRL-7 We are sorry but the item (T436XRL-7) you are looking for is no longer available Please reach out to us at custsupport@starrett.com or call at 978-249-3551 for assistance. There is a newer version of this product available T436.1XRL-7 Outside Micrometer The Starrett 436 Outside Micrometer features ratchet stop, lock nut, and carbide face. 3D CAD Files / Exploded Parts Diagram Login to see related product files. Or create an account.