Downspout Offsets Our European made round copper downspout offsets feature fully welded seams of the highest quality. 2″ Center To Center 3″ Round Offsets – 2″ Center to Center $41.77 - $45.33 4″ Round Offsets – 2″ Center to Center $45.02 - $48.83 4.7″ Round Offsets – 2″ Center to Center $62.98 - $68.34 4″ Center To Center 3″ Round Offsets – 4″ Center to Center $50.59 - $54.90 4″ Round Offsets $54.04 - $58.64