By A Mystery Man Writer
Klein has 10 seasons of NFL experience and is familiar with the Bills defense after playing for the team in 2020 and ’21 and part of last season.
Bills sign LB Christian Kirksey, QB Shane Buechele to practice squad
Bills sign LB Klein to practice squad after Kirksey tells team he
LB Christian Kirksey informs Bills he's retiring from NFL - ESPN
Bills sign linebacker Klein to practice squad after Kirksey
Bills sign LB Klein to practice squad after Kirksey tells team he
Bills Sign Middle Linebacker Christian Kirksey
Bills Veteran Hints at Retirement Ahead of Contract Year
Buffalo Bills' veteran option at middle linebacker retires; team
Christian Kirksey: Breaking News, Rumors & Highlights
Bills LB Christian Kirksey Retires Weeks After Signing
Bills sign LB Christian Kirksey, QB Shane Buechele to practice squad
Bills sign LB Klein after Kirksey says he plans to retire
Bills sign linebacker Klein to practice squad after Christian