Blossom Mute Furniture Balcony Closet Wardrobe Door Track Hardware Accessories Zinc Moving Sliding Door Roller Wheel. Low Noise & Smooth Rolling: Designed for quiet operation with durable, smooth rolling performance. Rust-Proof Construction: Chrome plated metal and nylon material ensures long-lasting rust resistance. High Load Capacity: Supports a weight tolerance of 25-35KG for sturdy door movement. Proven Durability: Life cycle tested over 50,000 times to ensure reliability. OEM/ODM Available: Customization options available for size, logo, and packaging. Certified Quality: Products certified with CE, ISO, and SGS standards.