Includingaprecisionbubblelevelandprecisionadjustiveboltofleveltoassurepropermountingangle.ourproductshavesuccessfullypassedtheSGStestreport Material:armorplate Topbar:one Specification(mm):a)370x400x800;b)370x420x800;c)390x450x800; d)490x550x800 Surface:paintedwithpolyesterpowder Link:screws Suitablefor(BTU):a)7000-13000;b)7000-15000;c)7000-18000;d)13000-24000 Load(KG):a,b,c)120 d)150