Fangrui Product Details Weathervane Roof Mounting Plate Dimensions: 3-1/2 Inch X 5 Inch Suitable For Standard Size Wind Vane, Accepts Wind Posts Up To 3/4 Inch Diameter Sturdiness And Durability The Weathervane Mount Is Made Of Solid Hardened Steel. This Metal Holds Many Advantages. It Has Huge Strength And Durability. The Mount Features A Paint Coat Finish. The Coated Finish Can Support It To Resist And To Be Corroded Or Rusted Uneasily. Moreover, Its Productive Processes Include Accurate Welding, Assembly, And So On, Which Gives Our Product A Long Lifespan. It Can Work For A Long Time. Simple Installation The Installation Of The Weathervane Mount Is Easy. The Users Do Not Need To Learn The Specific Knowledge Of Installation. With General Life Knowledge, People Finish It. The User Should Adjust The Angle Of The Legs Of The Weathervane Holder Until The Legs Can Fit The Aim . After That, They Could Tighten The Screws With The Relevant Tools. Completed The Installation, It Is Suggested That The Users Should Check It At . Mult