One of the perks of playing for the San Francisco 49ers is having the opportunity to learn from plenty of experienced veterans. One of those veterans is left tackle Trent Williams, the oldest player on the roster, who recently signed a contract extension that runs through the 2027 season. Dominick Puni vocals his admiration for Trent WilliamsSeptember 28, 2025; Santa Clara, California, USA; San Francisco 49ers guard Dominick Puni (77) during the third quarter against the Jacksonville Jaguars at Levi's Stadium. Few players enjoy such lengthy NFL careers, especially along the offensive line, where the physical toll can quickly add up. The 49ers haven't really utilized Williams' presence as much as they should have, especially considering the offensive line remains a weaker part of their roster.