The Pirates are wearing some sweet alternate throwback uniforms this year - NBC Sports
Pittsburgh Pirates To Wear Camouflage Alternate Jerseys?
Did the Pirates just unveil the best throwback uniforms ever?
Uni Watch's Friday Flashback -- The Pirates go back to their bumblebee days - ESPN
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Pirates “Rewrite the Script”, Unveil New Road, Alternate Uniforms – SportsLogos.Net News
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Pirates Become Latest Pro Sports Team To Drop Ugly Alternate Uniforms – OutKick
Pirates to Unveil New Road, Alternate Unis Today
Ryan Tannehill ready to keep working after yesterday's marathon - NBC Sports
New Pirates Uniform Coming Saturday – SportsLogos.Net News