Prime-Line Products G 3097 Sliding Window Roller Assembly with 7/16-Inch Steel Wheel,(Pack of 2)

This sliding window roller is constructed from steel. It comes affixed to a nylon housing and features a three height adjustment. This style roller is used on Alenco and similar styled sliding windows.

7/16in. steel roller | Nylon housing | Housing has 3 different axle slots for height adjustment | Fits Alenco windows