StarTech.com 2U Blanking Panel - Steel Rack Mount Filler Panel - for 19in Server Rack Enclosure or Cabinet - Black Rack Panel (BLANKB2) - Blank panel - black - 2U - 19" - for P/N: RK1236BKF, RK2536BKF, RK4236BKB, RK619WALL, RK619WALLGB, RK960CP