Do the 49ers have throwback uniforms coming in 2018?
49ers Unveil Alternate Throwback Uniforms at Annual State of the Franchise Event
Alternate helmets approved by NFL for use with throwback uniforms in 2022 - ESPN
49ers unveil new black alternate jerseys
Highlights from 49ers state-of-franchise show
49ers reveal throwback alternate jerseys 2018 - Niners Nation
99.49ers Alternate Jersey For Sale Flash Sales - 1694783726
San Francisco 49ers Set to Unveil New Uniform – SportsLogos.Net News
49ers reveal throwback alternate jerseys 2018 - Niners Nation
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