DIY Bifold Door Roller Replacement The bifold door roller is a common problem in internal doors with light weights. The problem is easily fixable with a simple DIY solution. The rollers are made of stainless steel and are impervious to breakage. They are easy to install using the supplied hardware. https://bifolddoorrollerreplaceme62597.blazingblog.com/30572021/indisputable-proof-of-the-need-for-bi-fold-door-repairs-near-me