Plastic cover for lock keeper on Pella sliding doors.

Two different strike screw patterns, 4-hole and 5-hole. Same original design, doors have one or two strikes. If two strikes are present, always adjust together, either both up or both down.

Made to fit:
Architecture Series 3/2002 - present 
Designer Series 1992 - present
Pella 450 Series 2016 - present