Emtek Modern Thumbturn Privacy Lockset - 818TP Finish:Oil Rubbed Bronze Middle extension length: 62-5/8 inches

Middle extension length: 62-5/8 inches (1591mm) 62

Conforms to federal specification type 86

Non-keyed construction core used to secure interior doors at construction sites

While offering security in the locked position

Bottom gear has 2 rollers

Emtek Modern Thumbturn Privacy Lockset - 818TP Finish:Oil Rubbed Bronze Middle extension length: 62-5/8 inchesModel: 818TP Emtek covers it's door hardware with a 5 yr finish and mechanical warranty. Living finishes are not covered under this warranty as they are designed to change over time. For more information see Emtek Door Hardware Warranty. Standard door thickness is 1 3 8 to 1 3 4. For doors thicker than 1 3 4 and up to 2 3 4 thick.