The Supermicro dual 2.5" fixed HDD/SSD bracket is a great addition for those who would like add an additional 2.5" storage drive in compatible chassis. This drive tray is compatible with SC502, SC503, SC510, SC512, and SC515U. Each hard drive tray is validated to ensure quality. Manufacturer Supermicro Form Factor Custom Bracket Kit Hot Swap No Accessories Screws Validated Systems SYS-F617R2-F72+, SYS-F617R2-FT+, SYS-F617R2-FTPT+, SYS-F618R2-FT+, SYS-F618R2-FTPT+ Warranty 1 year warranty Product Environmental Compliance RoHS and REACH compliant, details available upon request