Prime-Line Sliding Window Tandem Roller Assembly, 3/8 in. Brass Rollers

This Prime-Line sliding window roller is constructed from brass. It features 3/8 in. tandem center grooved brass wheels affixed to a white plastic housing. This roller has a2 position height adjustment that can snap apart for single glazed or left as tandem for dual glazed windows. This style roller is used on Merzon windows.