Top HDD cage Define R4 availability : r/FractalDesign
HDD Tray kit - Type-B (2-pack) — Fractal Design
NeweggBusiness - Fractal Design HDD Drive Tray Kit (2 pack) - Type-A for Define R6 and Compatible Cases - Black
HDD Tray kit - Type-B (2-pack) — Fractal Design
Fractal Design Type B Hard Drive Cage Kit, Design For Define 7 or Meshify 2, 3.5” / 2.5” Drive Tray Positions, Sturdy Four Point Tray Support, Captive Thumbscrews, Black | FD-A-CAGE-001 Buy,
Fractal Design HDD Drive Tray Kit – Type A, Define R6 and Vector RS (Sold Individually)
Amazon.com: Fractal Design HDD Drive Tray Kit – Type A Black : Electronics