It's also worth noting that the Bruins do have other players in their system that they have drafted including Brandon Bussi, John Farinacci, Oskar Jellvik and Frederic Brunet to name a few. It's widely expected that these players will be NHLers soon and will be on their roster as well.
Lohrei, who was drafted by the Bruins in the second round of 2020, 58th overall stands at six foot four 209 lbs and plays defense. He has played 41 games this year, scoring four goals with 9 assists and 13 points and is a - 2.