This package includes 3 pack of patio roof risers, all the bracket parts are made of 304-stainless steel and were black finished;
This bracket is angle adjustable from 0 to 90 degrees，suitable for all roof angles；
The support arm length is 6inch, can rise the pergola up about 6inch vertically. wall thickness of the swing arm is 11GA and the baseplate is 7GA；
The Single patio roof bracket comes with 2 pcs 5/16 screws for wood base and 4 pcs 7/32 screws for pergola beam, all the screws are stainless steel (need to pre-drill holes before using hexagon screws)
Note: The pergola beam which is supported by 3 brackets should not exceed 16 feet in width.
As a metal accessory for roof, it requires to endure long term exposure to sun and rains. We consider safety and durability as our first priority, so this solid and durable stainless steel bracket is very well worth to buy!