Description Hinge for 400 series Frenchwood hinged patio doors Bright Brass Left-hand with one two-part hinge. Adjustable hinge has ball bearing pivots for smooth, frictionless movement Features easy horizontal and vertical adjustment, plus quick release feature for easy panel removal Doors manufactured prior to November 2005 will require route modification This hinge replaces hinges stamped with part number 2579526, requires modification Screws included. Part #: 2578973 Works With: 400 Series Frenchwood Hinged Patio Door Note: These were removed from newly installed doors. Bright Brass finish is new. Will be repackaged to preserve the condition.