Rail Slider Smoother Motion Unit Slider Aluminum Alloy For Home Appliance Pumps For Construction Machinery Feature:1. Smoother Motion: These linear bearings use recirculating balls to provide smoother and accurate motion and improve work efficiency.2. Low Noise: The unit slider is very smoother when it is in use and has low noise when working, which will not affect the life.3. Easy to install: The aluminum alloy rail slider is easy to install and operate, without complicated procedures, can be used after installation.4. Aluminum alloy material: the high-accuracy rail slide is made of aluminum alloy material, strong, high hardness, rust-proof and durable.5. Wide application: It can be widely used in household appliances, industry, high-speed motors, construction machinery, auto parts, pumps, etc. Specification:Item Type: Rail SliderMaterial: Aluminum AlloyProduct Size: Approx. 44x44x32mm/1.7x1.7x1.3inInner Diameter: Approx. 15mm/0.6inWeight: Approx. 151g/5.3ozPackage List:1 x Guide Rail