Bifold Door Roller Replacement Suitable for bifold doors These rollers are constructed of stainless steel and resist wear and breakage for long-term use. They are sturdy enough to support your doors' weight and are easy to install. This top nylon roller guide was designed for replacement in bi-fold door panels https://bifolddoorrepair11402.theblogfairy.com/30134398/are-you-making-the-most-from-your-bi-fold-door-repairs-near-me