StarTech.com M6 x 12mm - Screws - 50 Pack, Black - M6 Mounting Screws for Server Rack & Cabinet (CABSCREWSM6B) - Skruesett - svart (en pakke 50) - for P/N: RACK-18U-20-WALL-OA, RACK-21U-20-WALL-OA, RACK-24U-20-WALL-OA, RK12OD2, RK3236BKF