Potential offensive tackle options for the Los Angeles Chargers

In the Los Angeles Chargers’ first preseason game, the offensive tackles struggled to set the edge and maintain a clean pocket. There are several offensive tackles available and more that could become available that the Chargers should consider signing.
In the Chargers’ first preseason game, the offensive tackles struggled to help the offense with their blocking. Even successful plays like the one below (where the whole left side of the line gets blown up) demonstrate the need for the Chargers to look for more competition at the tackle position.
https://twitter.com/nflnetwork/status/1159654931365629952
While the Chargers appeared likely to wait until final roster cuts to use their remaining cap space (approximately $11 million), the recent struggles down the depth chart at the tackle position suggest using some of that cap space now.
Below are current options available to add to the position and some more that may become available in the future. This shows that good options may become available, but there are good options now for the Chargers to select if they so choose.