Why us? Our long history of manufacturing high-quality ball bearing thrust load is unparalleled in the industry. At Waxing Electromechanical, the sales department is a gathering of talents having about 10 years of experience. See more: Zhejiang waxing electromechanical co.LTD. http://wxingbearing.com/51210-thrust-ball-bearing #ballbearingthrustload #thrustballbearinginstallation #precisionballbearings