Stem Diameter: 5/16”-18*25mm
Nuts and washers use oxidation blackening process, which will help to prevent rust, while complementing the black wheels;
NOTICE: The accessories have some protective oil on it to antirust, please wear GLOVES when you install the casters! Thank you for your kindly understand!
The casters are widely used for different industrials of medical, workbenches, home, school, shopping mall, hospital and other all industrial!