The Kansas City Chiefs announced on Thursday that QB Brodie Croyle, C Rudy Niswanger and T Ryan O’Callaghan have signed their restricted free agent tenders. Croyle (6-2, 206) has played in 16 games (nine starts) with Kansas City (2006-09). He has completed 173 of 300 passes for 1,631 yards with eight TDs and eight INTs.

Niswanger (6-5, 301) has played in 46 games (31 starts) with Kansas City (2006-09). He entered the NFL as a rookie free agent with Kansas City in 2006. and O’Callaghan (6-7, 330) has played in 40 games (19 starts) with New England (2006-08) and Kansas City (2009). He appeared in 14 contests with 12 starts for the Chiefs a year ago after being acquired off waivers from the Patriots.