QNAP QNAP Hard Drive Tray Black 
Quantity in Basket: None
Code: DHSPTSTRAYBLACKUS
Price: $25.42
Shipping Weight: 0.50 pounds
"QNAP SP-TS-TRAY-BLACK Hot Swappable Seriesl HDD Tray, 6 x 1 x 4 inches, for NAS/NVR (with 4 screws and key) - Works all QNAP Units - NVR and NAS (except for SS-439 and SS-839 Pro), Optional / Spare Part"