Feature:1. Made of high quality aluminum alloy, high hardness, high strength, not easy to break.2. The flange base is highly resistant to corrosion and can withstand high pressures.3. With good elasticity and can be used in a variety of applications.4. This flange base has 4 holes and the surface is engraved with fine text.5. We use precision DN15 thread for tight connection.Specification:Condition: 100% Brand NewItem Type: Flange BaseMaterial: Aluminum AlloyThread: DN15 1/2inBase Diameter: Approx. 79mm / 3.1inThickness: Approx. 6mm / 0.2inSmall Hole Distance: Approx. 6mm / 0.2inHole to Hole Distance: Approx. 33mm / 1.3inUses: Decoration, fixing, etc.Package List:10 x Flange BaseNote:Please allow slight error due to manual measurement. Thanks for your understanding.