did nor see any markings. condo was built in the mid to late 7 ds

A quick learner from southbury ct says:
January 18, 2018
looking to convert this to a keyed access. the door is 1 inch thick tha mounting holes are 6 1/2 center to center. please advise correct replacement unit or lock cyl to add. thanks
User submitted photos of patio door hardware.
Profile picture of Dave Sr.
Dave Sr. from SWISCO responded:
January 25, 2018
Our 82-001K keyed lock handle set looks close to what you are showing us. Take a look and see if this is a match.
Keyed Lock Handle Set, 6-1/2"
Keyed Lock Handle Set, 6-1/2"
82-001K
$28.73
How to maintain a sliding glass door
How to maintain a sliding glass door
GUIDE
READ >
Reply to Thread
Use this form to ask a follow-up question or to share your experience regarding this subject.
(your email address will be kept private and is only used to inform you when a response has been made)
Current wait time is 3-4 business days
We promise that one of our experts will personally get back to you as soon as they are able. Thank you very much for your patience and understanding. If your inquiry is time-sensitive, please feel free to reach us at (888) 991-1929 or at help@swisco.com.