Fractal Design FD-A-TRAY-001 HDD Drive Tray Kit - Type-B for Define 7 Series and Compatible Fractal Design Cases - Black (2-pack) Case Accessories - Newegg.com
Fractal Design Define R5: Optional Top HDD Cage Position 2 : Fractal Design Support
Amazon.com: Fractal Design Hard Drive Tray Kit – Type B for Define 7 and Meshify 2 Series - Black (2-Pack) : Electronics