... Size (wide *deep *high) Goods Match for12U 550*450*636 YD265-12U Match layer board 1 piece, 10 sets of screw ... , fan 1 12U 550*450*503 YD265-9U Match layer board 1 piece, 10 sets of screw ... , fan 1 12U 550*450*370 YD265-6U Match layer board 1 piece, 10 sets of screw ...