SANTA CLARA, Calif. (AP) Brock Purdy and several other of the starting offensive players for the San Francisco 49ers will get one final preseason tuneup before the season opener with a few notable exceptions.After Purdy struggled playing with mostly backups last week , coach Kyle Shanahan has said he plans Daniel Norris Jersey to play several more starters this week with star pa s catchers such as Deebo Samuel and George Kittle expecting to get on the field for the first time this preseason. The Niners will be without , who is nursing a calf injury, and two of their other most important players who are in long-standing contract disputes. All-Pro left tackle Trent Williams has held out all camp in search of a new deal and has been a contract hold in in search of either a trade or a lucrative extension.General manager John Lynch told flagship radio station KNBR on Thursday that the sides have all been communicating, but there still haven't been any breakthroughs to resolve the situation Blank Jersey .ADVERTISEMENT I know fans are eagerly awaiting, and the seasons right around the corner," Lynch said. "I can tell everybody this: We feel the urgency to get all our players back. Were very excited about our team, and those are two guys that have been a big part of us, a huge part of our succe s. So wed like to have them both back in the fold.Purdy mi sed those two and the other sitting starters during his three drives last Sunday against the Saints. He went 2 for 6 for 11 yards, was sacked once and took three hits as the San Francisco offense generated only one first down with him on the field.He's hoping to end the preseason with a better performance leading into the opener Sept. 9 against the New York Jets.Obviously you want to get as close as you can to the feeling of how its going to be Week 1 against New York and getting your feet out there and that feeling of putting a drive together, moving the ball, first downs, points on the board Leonys Martin Jersey , he said. I think thats what Im sort of going to chase for that game. I know we all are as starters. Thats the goal.The Niners head into the final preseason game with very few lingering questions outside of the contract status of Aiyuk and Williams. Most of the starting spots have been settled with third-round rookie Dominick Puni taking advantage of injuries to Spencer Burford and Jon Feliciano to step into the starting right guard role. Puni, who played left tackle at Kansas last season, has made the adjustment to moving inside this summer and has been impre sive in practices and the first two exhibition games. He has allowed only one pre sure in 44 pa s blocking snaps, according to Pro Football Focus.I feel like Im doing pretty good," he said. "Every day is like another Sparky Anderson Jersey step toward learning something new. Especially in this offense, which is a difficult offense to jump in and learn for your first time. Just taking it day by day, learning the playbook. There still are little details within every play that I need to get better at.On defense, there are still questions about the third cornerback alongside Charvarius Ward and Deommodore Lenoir with free agent acquisition Isaac Yiadom dealing the past few weeks with an ankle injury. Second-round rookie Renardo Green has shown some flashes early and could be in the mix if Yiadom isn't ready.The other uncertainty is at linebacker with veteran Dre Greenlaw expected to start the season on the physically unable to perform list recovering from a ruptured Achilles tendon in the Super Bowl lo s.De'Vondre Campbell is expected to get one spot alongside All-Pro Fred Warner with second-year players Dee Winters and Jalen Graham fighting for the other.The linebacker room is really a competitive group right now, as youve seen, defensive coordinator Nick Sorensen said. "Dee and Jalen from last year to this year progre Travis Wood Jersey sed a lot after that rookie season. But its just all of them together have kind of made it competitive and progre sed together. Its really going to be a tough decision for us.___AP NFL: