The Patriots were carrying one fewer offensive lineman on their roster than the league average, but they've added to the mix today by re-signing rookie R.J. Mattes.
Mattes, who played at N.C. State and has experience at tackle and guard, was originally signed by the team on May 13 before being released May 23.
The Patriots releases guard Tyronne Green on Friday, and with right tackles Sebastian Vollmer and Will Svitek and guards Dan Connolly and Nick McDonals not participating in practice last week, the numbers were thinned. M
attes, who is a longshot to earn a roster spot, adds another layer of depth.