Bifold Doors and Windows - Nuline Windows
This is a top mount bi-fold door guide wheel/cap on a spring loaded steel shaft in a 3/8 in. nylon housing. The guide cap/wheel is 3/8 in. in diameter with a 5/8 in. lip and is used to fit into a 5/8 in. bi-fold door track.
Prime Line 164172 Bi-Fold Door Top Slide Pivot 2 Pack
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