49ers First Alternate Uniform
99.niners Alternate Jersey Online - 1695400919
49ers Throwback Uniform — UNISWAG
49ers reveal throwback alternate jerseys 2018 - Niners Nation
49ers Unveil Classic Updates to Standard Home and Away Uniforms
NFL throwback uniforms: Long process is worth the wait as league encourages teams to unveil old-school look
49ers debut new black alternate uniforms
49ers First Alternate Uniform
Photo gallery of 49ers new throwback alternate uniforms for 2018 - Niners Nation