The Boston Celtics have agreed upon a guaranteed deal for the 16-17 season with Demetrius Jackson.
Jackson was the 45th overall pick in the 2016 NBA Draft by the Celtics.
Jackson averaged 5.3 points, 2.0 rebounds and 1.3 assists in 16.6 minutes per game in Summer League for Boston.
R.J. Hunter, James Young, Ben Bentil and John Holland are expected to fight for Boston's final roster spot.