Andersen ACTIVE 3 - Point Lock Mechanism.
FRENCHWOOD HINGED PATIO DOOR with LOCKING HOOKS at top and bottom.
Stainless Steel mechanism
This lock fits: Andersen Frenchwood Hinged 6 foot 11 inch doors built from March 2003-present

Overall Length: 79-3/8 inch
Faceplate Width: 7/8 inch
Backset: 2 inch
Handle Spacing (PZ): 4-3/16
Handle Height: 36-1/8 inch
Bottom Hook Location: 31-3/8 inches - Center of Handle to center of hook
Top Hook Location: 38-1/2 inches - Center of Handle to center of hook

NOTE:
This lock is interchangeable with the older zinc dichromate (gold colored) active models, which are no longer available

Resources:
Article: How to Change Handing of Andersen Multipoint Locks
Manufacturer's Guide: How to Replace an a Multipoint Lock in an Andersen Door

Rehanding an Andersen Multipoint Lock