DIY Bifold Door Roller Replacement The bifold door roller is a typical problem in internal light-weight folding doors. The issue is easily fixed with a simple DIY solution. Stainless steel bifold door rollers resist breakage for long term use. They can be easily installed with hardware included for straightforward installation. https://bifold-door-glass-replace71577.answerblogs.com/30682646/a-step-by-step-guide-to-bi-fold-door-repairs-near-me