Anderson screen door glider- bottom roller is missing

A quick learner from Weston, CT says:
July 7, 2013
Good afternoon. I have an older model of an Anderson Sliding door. I noticed that one of the bottom roller parts is missing. Attached are two photos. One of the space where missing roller was located and second of the remaining lower sliding door roller.

What is the model number for the replacement kit that I need to replace both rollers?

please advise, Mark
Thanks!!
User submitted photos of a screen door roller.
Profile picture of Casey
Casey from SWISCO responded:
July 8, 2013
Hey, Mark! Check out our 84-070 and see if this is a good match for your existing roller.
Andersen Lower Patio Screen Door Roller
Andersen Lower Patio Screen Door Roller
84-070
$7.87
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