Model:30309,30310,30311,30312, Old model:7309E The inside diameter of:45 (mm) Outer diameter:100 (mm) Thickness:27.5 (mm) Cage and its material:J steel plate stamping Purpose:Universal Weight:0.95 (kg) Sample or spot:Spot Type of rolling element:Tapered roller Number of rolling elements:Single row Raceway type:Tapered raceway Use characteristics:high speed Bearing material:High temperature bearing steel Sealed and dustproof form:no Accuracy class:P0 Matching method:TT FAQ 1. Are there samples? Yes, sample orders can be accepted. 2. Can you provide free samples? Samples are free (except for large bearings), and the postage is paid by the buyer. However, the postage can be refunded after the order is confirmed. 3. Why did I choose you? Reliable-we have many years of history. Professional---We provide various types of automotive bearings. Factory-we have reasonable prices. 4. How about package ? It also depends on you. We can pack according to your requirements. 5. What is the sampling time? How much is the payment? Sampling time: generally 3-10 days after ordering Payment method: wire transfer (30% deposit, the balance after the order is completed)China Tapered Roller Bearing manufacturers website:http://www.zjwlbearing.com/bearing/tapered-roller-bearing/