Bifold Door Roller Replacement Suitable for bifold doors They are constructed from stainless steel, and are resistant to break and wear for long-term use. They have a large load-bearing capacity to support the door's weight, and are easy to set up. This top nylon roller guide is made for replacement https://bifolddoorrepair11402.theblogfairy.com/30134398/are-you-making-the-most-from-your-bi-fold-door-repairs-near-me