... 600*600*2200 YD266—47U With three layer board piece, 40 sets of screw, fan 2 42U600*600*2000 ... *1800 YD266—37UWith three layer board piece, 30 set screw, fan 2 32U 600*600*1600 YD266—32UWith ... the two pieces of layer board, 30 set screw, fan 21. Can tear open outfit type composite ... adjusted freely 4. Fan cooling device 5. Equipped with rolling caster wheel and fixed supporting feet 6. High ...