https://dev.to/eagleounce88/ca....n-bi-fold-door-repai
Bifold Door Roller Replacement These rollers are ideal for bifold doors. They are made of stainless steel, and resist wear and breakage for long-term use. They have a large capacity for load bearing to support the weight of your doors, and are easy to set up. This top nylon roller guide is made to be used as a replacement for bi-fold door panels that weigh up to 30 pounds. It is compatible with aluminum profiles of System S1000. How do you recognize a damaged bifold door roller Bifold doors