
Zinc-Plated 8 Balls 46*162mm Garage Door/Gate Hardware Parts/Accessories Steel Roller. Zinc-Plated Steel Construction: Roller made of steel with zinc plating for enhanced corrosion resistance. 8-Ball Bearing Design: Features 8 pressed ball bearings for smooth and durable operation. Precise Dimensions: Total length 162mm with a 46mm roller diameter for standard fit. Nylon Plastic Cover: Equipped with a durable nylon plastic cover for added protection. ISO and TUV Certified: Product meets international standards with TUV and ISO certifications. Flexible Customization: Offers full, minor, and sample-based customization options. OEM Service Available: Manufacturer provides OEM services for branded production needs. Fast Off-Season Delivery: Lead time within 15 workdays during off-peak seasons.