Silent Smooth Sliding: Premium POM/nylon coated wheel and silent bearing ensure low friction and noise-free operation.
Durable Alloy Bracket: Thickened integrated alloy bracket is sturdy, pressure-resistant, and prevents sash sinking.
Sealed Protective Structure: Blocks dust and moisture to avoid rust and jamming in various humid and dry environments.
Universal Standard Size: Fits tracks perfectly and is compatible with broken bridge aluminum and plastic steel doors.
Weather and UV Resistance: Special material technology ensures anti-aging and anti-wear performance for indoor and outdoor use.
Shock Absorption Design: Even load-bearing and flexible wheels ensure stable operation and better sealing performance.
Long Service Life: Reduces track wear and failure rate, extending the lifespan of doors and windows.
Customization Available: Supports OEM private labeling, special size customization, and personalized packaging.