The Steelers have signed offensive center/guard Chris Hubbard and fullback Roosevelt Nix to one-year contract extensions, the team announced today. Financial terms of the contracts were not disclosed.

Hubbard has appeared in eight career regular-season games with the Steelers (2014-15) after spending his 2013 rookie season on the team's Practice Squad.

Nix joined the Steelers as a Reserve/Future signee on January 9, 2015. He played in 15 games, making three starts, as a first-year player and recorded eight tackles and one forced fumble on special teams.

The 10 players signed to Reserve/Future contracts are S Jordan Dangerfield, OT Matt Feiler, C/G B.J Finney, DB Isaiah Frey, TE Xavier Grimble, DE Cashaud Lyons, RB Rajion Neal, WR Shakim Phillips, RB Abou Toureand S Ray Vinpoal.

Nine of the 10 Reserve/Future signees ended the Steelers' 2015 season on the team's Practice Squad.