Description1 2 Inch DN20 Cast Iron Steel Tube Pipe Floor Flange Pipe Fitting Wall Mount Specifications Model DN20Material Cast IronSize 1 5x7 5cmHole Outer Diameter 30mmHole Inner Diameter 20mmQuantity 1pcThe pattern of the flange would be sent in random hope your sincerely understanding Features 1 High quality Clear light weight rustless oxidation resistant anti corrossion and environment friendly 2 It is widely used in chemistry electron metallurgy plastic electroplate irrigation treatment Sewage engineering of Recycled water Aquatic Culture civil using Construction Package Included 1pc x 1 2 Floor Flange Note 1 Please allow a bit error due to manual measurement please make sure you do not mind before you bid 2 Due to the difference between different monitors the picture may not reflect the actual color of the item More Details