Replacement parts for patio door

Home Owner from Columbus Ohio
I have about 4 patio doors in a new house that I want to replace the hardware for. I would also like to replace the rollers but I don't know what brand of door this is. The door is hard to close and lock and I would like to get new hardware in hopes of getting it working like new again.
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Casey
Casey from SWISCO
SWISCO
Expert

Hello,

I don't recognize your patio door hardware at first glance but I'm going to have one of our senior experts take a look. First, we'd like to see photos of your internal mortise lock removed from the door. We'll also need you to write out the exact distance between the center of the installation holes in your handle set. That information will help us determine if we could supply possible replacements. Thank you!

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