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87-170 Acorn Sliding Window Roller

Hello. I am seeking a replacement window roller assembly. Attached are four images. The plastic assembly is 2 3/8" long, approx 5/8" high, and 1 11/16" wide. The metal roller is your part number 87-058 - Window Roller BB Wheel, 9/16" dia. I do not know the brand of the windows but can provide pic ... (cont.)

Need four of the attached items that go on the bottom of my windows. Looks like each one has two wheels ( the picture only shows one but all the windows have two wheels on each side and a screw hole but also a flange to keep them from slipping. Can you help me please?Thanks,Sam

Trying to find a replacement for this roller.

Do you know what part this is or what we can replace it with

The window is about 21 years old. This roller is on the bottom of the window. Please let me know if you need anything else. Thank you.

Hello, We just bought our house and only noticed after moving in that our front sliding window seemed to not be closing properly. After taking the window out of its track, we noticed the the top guides were damaged and the rollers and the rollers on the bottom were worn. I believe the windows are a ... (cont.)

Wondering if your pn 87-141 or 87-099 will work as a replacement for this part