San Francisco 49ers reveal black alternate uniforms during draft
Rams will wear a new uniform combination vs. 49ers
49ers best uniforms and alternate ideas - Niners Nation
NFL World Has Conflicting Reactions to 49ers-Seahawks Uniform Matchup - Sports Illustrated
Poll: Which alternate helmet should the 49ers choose? - Niners Nation
49ers to wear throwback unforms against Seahawks
49ers First Alternate Uniform San francisco 49ers football, 49ers football, Sf 49ers
49ers First Alternate Uniform
Source: 49ers to introduce new alternate uniform for 2018 - Niners Nation
49ers unveil new black alternate jersey on Snapchat; black pants also included
Nike Presents the San Francisco 49ers' New All-Black Alternate Uniform •
49ers debut new black alternate uniforms