Built Tough Heavy Duty Sliding Door Tandem Roller With 1 1/4 Inch Steel Ball Bearing Wheels Heat Treated Rust Resistant Construction Supporting Two Hundred Sixty Five Pounds Smooth Glide Performance For Bifold Closet Doors

Heavy duty sliding door rollers for smooth track glides
✔️ Wheel 32 mm housing 17 mm fits 146 mm center holes

This pair of tandem door rollers replaces worn hardware on heavy bifold and sliding panels. You will install them on vinyl frames, aluminum screens, or wooden barn doors to fix sticking problems. These yellow coated units handle high daily traffic without binding or scraping.

✅ Heat treated alloy steel resists rust even in wet areas
✅ Wheel diameter measures 1.25 inch and 32 mm across
✅ Wheel thickness sits at 0.31 inch and 8 mm deep
✅ Housing thickness reaches 0.69 inch and 17 mm wide
✅ Screw hole centers span 5.75 inch and 146 mm apart
✅ Max load capacity handles 265 lbs and 120 kg easily

💡 Which bearing design keeps heavy window sliders moving smoothly past rust spots?
You can clear stubborn rail resistance fast by dropping these sealed units into existing frames.
- Tight tolerance axle shafts eliminate side to side play that ruins tracking alignment.
- Heat treated steel composition stops surface peeling when exposed to outdoor weather exposure.
- Ready to mount geometry slides right over old brackets without any messy welding hacks.

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