2pcs 2" Spring Sliding Gate H Groove Roller Bearings Pulley Wheels for Track Rail Sliding Pulley Sliding Doors

H Groove Wheel Size: The wheel diameter is 1.9 inches (48 mm) and the groove width is 0.63 inches (16 mm). 304 Stainless Steel: The H-groove casters are made of 304 stainless steel which has higher strength, better capability of resisting rust and corrosion. Spring Wheel: The spring top ring helps to prevent rope, cable or wire from knotting, and provide convenient use for ease wire handling or door sliding. Easy to Install: The nut disassembly method is more convenient than the installation method of the circlip shaft, and the pulley wheel installation is simple and convenient, The nut is not easy to loosen, and the pulley adopts self-locking screw to lock the rotating shaft. Wide Application: H groove wheel is suitable for many scenes, such as sliding door, home fitness device, wire rope traction, material movement and handling, home DIY kit sunshade sail, wave sun cover, clothes drying, as well as lifting cargo, suitable for a variety of home and industrial scenes.