Source Direct Sales Aluminum Alloy Door and Window Accessories Roller Aluminum Single Wheel Blue

Aluminum alloy rollers strike a perfect balance between strength and portability. Made from precision – cast aluminum alloy, they offer superior corrosion resistance, even in coastal or high – humidity areas, without rusting or deteriorating over time.
Their lightweight design reduces strain on door/window frames while maintaining high load – bearing performance (suitable for mid – to high – end residential and commercial projects). The smooth – running bearings inside enable silent, friction – free sliding, enhancing user experience in villas, office buildings, and luxury apartments. Easy to maintain and compatible with various frame materials, they elevate the functionality and aesthetics of high – end door/window systems, blending durability with sleek design.