Sliding window rollers

Question

Please take a look at these 3 photos. These are the rollers on the sliding windows. what is the best replacement you can find for it.

User submitted photos of a window roller.

Tom · Accepted Answer

I believe you may have our 81-257 sliding glass door roller that was used on Miller patio doors. Please take a look and carefully compare your measurements and dimensions to ours. Get back to us with some thoughts.