Product Name: Small Size Gravity Manual Conveyor Roller Model NO.: 03R Installation: Spring Loaded/ Female Thread/Flat Milling Surface Treatment: PU Roller Material: Steel Z/P/ SUS/ Aluminum Tube Dia: 38/50/60/76/89 Shaft Dia: 10/12/15/20 Length: 100-1800 10 Shaft: M6 12 Shaft: M8 15 Shaft: M10 20 Shaft: M12 Trademark: JiuTong Transport Package: Standard Export Package Specification: ISO 9001 Origin: Huzhou, Zhejiang, China Product Description Product Features:1. Precision ball bearing is fixed in bearing house by riverting. It is tight and durable.2. Solid steel bearing component can bear more than plastic bearing house3. Steel bearing house makes it possible to work in high or low temprature, such as oven or cold storage.4. Complete series of the steel bearing house, wide range of load capacity.5. Compared with 02R serise which roller is with plastic bearing house, this kind roller(with steel bearing house) has more noise.6. Work temperaure range: -10 to +80ºC