Miters

Corners used to turn the gutter Available in a 45° bay, 90° strip style or a 90° box style
  Miter Styles
Materials include:
.019" aluminum-baked on factory-painted finish
16 oz. copper
26 gauge galvalume
Available Styles:
5", 6", 7", or 8" K-style
5" and 6" half-round gutter
Bay miters not available in all styles
Bay miters - 5" and 6" factory-painted bay miters Bay miters - 5" and 6" factory-painted bay miters
  This company did not use factory-painted box miters, instead they used spray paint to touch up the miters.
Guyco carries factory-painted miters in 24 colors.
Spraypainted box miter