The Content Oil Seal And Grease Inbuilt in the Bearings with Lock Ring 2 Bearings 1 Set is a reliable and durable bearing set that is a perfect fit for various types of vehicles. Made of high-quality mild steel and polished to perfection, these bearings come with an inbuilt content oil seal and grease that ensures smooth operation and prevents any kind of friction. The basic dimensions of the bearings range from 0-120 mm, making it suitable for various types of applications including Clutch Bearing, Gearbox Bearing, Self-Starter Bearings, Wheel Hub Ball Bearings, Needle Bearings, and Inner Ring Bearings. With a warranty and usage in multiple applications, these bearings are a perfect choice for anyone looking for reliable and high-quality bearings.