49ers debut new black alternate uniforms

Happy third anniversary to the 49ers black alternate uniforms

Louisville unveils all-black alternate uniform

Which is better? The white throwback or the all black alternates

San Francisco 49ers uniform: Team unveils new black alternate

49ers confirm team will debut alternate throwback uniforms on

49ers First Alternate Uniform

Schefter: Browns To Debut New 'White Out' Jersey Monday Night

Jets Unveil New Stealth Black Alternate Helmet

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