This 2-position Aluminum bracket is designed to be used with 1-1/4" flag poles and will hold the flagpole at horizontal position or 45 degree angle.  
Bracket Dimensions: 
  5" L - extending out from wall with Openings for 1.25" diameter Pole Wall Mount Dimensions:
  4-1/2" High x 2-3/4" Wide at widest area  
