SG.. LFR… Series Track Roller Bearings are suit to the cylindrical track in the linear motion system. Rollers feature double row angular contact ball bearing in its internal structure design and a thick – walled outer ring. They are made of high – quality bearing steel. Some types of them also can be made from the corrosion resistance stainless steel.
The function of SG series rollers is same as LFR series. But they are mainly used in the flat track and in the compact structure. After rollers are installed to the slider, the shaft will be not or seldom over the roller’s side planes.