As the 49ers closed out their preseason Saturday by beating the Chargers 30-23, let’s look at the highs and lows from the three exhibitions.

The San Francisco 49ers will be playing their preseason finale against the Los Angeles Chargers on Saturday at Levi's Stadium.

Obviously, 49ers fans will root for 49ers quarterbacks, but Brock Purdy and Mac Jones won't play. Instead, the 49ers will trot out Carter Bradley and Nate Sudfeld -- two backups who almost certainly won't make the 53-man roster.