Product Description LFR50/5-6-2Z LFR50/5 KDD-6 Track rollers with profiled outer ring   locating bearing track rollers, double row, gap seals on both sides   The price is FOB CHINA, Brand(Manufacturer): FIJ   Payment Terms: T/T or paypal or western union.   Package: Standard or According to your requirements.   Bearing shop online - Best Bearings Supplier In China   Not all bearings are equal, and not all bearings can work freely.   But with the right bearings, you can make your machine worry-free working. Being one of the best Bearings suppliers in China, we can offer you the right bearings based on your needs.   Job requirements: 1.For heavy loads, poor working conditions or bearing configurations with special requirements for seals, the built-in contact type sealed self-aligning roller bearings can be used. 2.A proper amount of lithium-based rust-proof grease has been filled in the bearing, and the grease can also be added according to user's requirements. 3.This kind of bearing is especially suitable for working under heavy load or vibration load. 4.A bearing with a drum-shaped roller is assembled between the inner ring of two raceways and the outer ring of a spherical raceway.   LFR50/4NPP Ball Bearing Description:   1.The ball bearing is a bearing with spherical balls assembled between the inner ring of two raceways and the outer ring of the raceway with spherical surface 2.Large radial load capacity, suitable for heavy load and impact load 3.The inner diameter of the inner ring is a bearing with tapered holes, which can be installed directly. Or install it on a cylindrical shaft with a fastening sleeve and a dismantling cylinder