1.telescopic aluminum tubes in many different sizes 2.alloy 6063,6060,6061 3.anodizing,powder coating,wooden printed. We have ... per customers'requirements.Surface Condition:Mill finish, Powder Coating, Anodizing, Sandblasting Anodizing, Cataphoresis, Sandblasting Cataphoresis, Wooden Print etc.Package:Foam Paper ... our items, please feel free to contact with us. anodizing telescopic aluminum tubes