This kit can be built to dimensions as large as 12'x30'.  This kit includes the following:
 
8x   4x4 3 way Connector Jackets
8x   4x4 base plate Connector Jackets
66x   2x4 Connector Jackets
454x    2" Stainless Steel Pan Head combo drive Screws
264x   1.5" Stainless Steel Pan Head combo drive Screws
 
Every Monkey Bracket is handcrafted in Orlando Florida.    The walls are constructed of thick  3/16" Aluminum piping, powder coated with a black satin finish with a light sheen.    
 
Necessary materials not included
 
16x 4x4 lumber 8' or 12' depending on how big you want your pergola
33x 2x4 lumber 8' or 12'
Stainless steel anchoring hardware for base/wall plates.   The bolts you use will vary depending on your mounting surface material.   If you're unsure what to use, we're happy to assit with recommendations.