Item No.: SAF505~SAF544Plummer Blocks SAF500 is specially designed for heavy load application. if has separate matched caps and bases. in larger sizes where plummer blocks are heavicer, this split-block design eases installation. The block can be converted from fixed to float by adding or removing the locationg rings. A variety of sealing options help protect against contamination for highly contaminated enviroment. Available in a variety of shaft sizes. This split block is made by rugged cast iron. Cast ductile iron or cast steel are also available to match a range of industrial environments.Phone: +86-592-580 8851 / +86-592-580 7618Email: sales@ldk-bearing.com ; benjamin@ldk-bearings.com