FASCO Sliding Glass Patio Door Lock - 2 Point Mortise Latch Security Lock (US Patent 6672632) - Secure Your Patio, Balcony & Backyard Doors

One (1) each Vanguard FASCO double hook sliding patio door mortise lock - PAT.#US6672632 This mortise lock is common on many vinyl sliding glass patio doors and is used by Alpine Windows, All-side Windows, AMI, and many others. These units are brand new and direct from the manufacture, so they are a perfect OEM replacement. On the front they are marked Fasco and have the patent number PAT.#US6672632 listed. On the back you may see another number, which is only a batch number and should not be used for part identification. Other Common Identifiers: Roto Fasco Vanguard Pat.# US6672632 VA-3200115 Vanguard Mortise Lock 16-544wx