What to KnowProgramming note: Tune into “49ers Now” at noon PT, streaming on YouTube, for reaction and analysis from Matt Maiocco, Carlos Ramirez and Rod Brooks to the first few hours of NFL free agency.Beginning at 9 a.m. PT on Monday, NFL teams are permitted to negotiate with representatives of free agents.The 49ers have 19 players set to become free agents when the new league year begins on Wednesday, including wide receiver Jauan Jennings, running back Brian Robinson Jr. and defensive lineman Yetur Gross-Matos.NBC Sports Bay Area’s Matt Maiocco previews what the 49ers’ free-agency approach will be this week.The 49ers already have brought back two unrestricted free agents when they agreed to a one-year contract extension with Pro Bowl long snapper Jon Weeks and a four-year contract with kicker Eddy Piñeiro.San Francisco also has six restricted free agents and one exclusive rights free agent.
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