Feature●Upgraded Design weathervane mount- Mounting Brackets Extension adds up to additional 3.54 inches in height to the mount,we keep in improvement and just for your convenience●Constructed of heavy steel,the surface is treated with rust prevention.●Weathervane roof mount plates measure: 3-1/2-Inch x 5Inch●Fits standard size weathervanes,accepts up to 3/4" diameter weathervane poles●Can be easily work on a Morton building cupola, 4 mounting holes per plate,4 plates in total.suitable for large weather vanes, can withstand strong winds and rainDescription