Halapio was the starting center for the Giants in their first 15 games of last season but missed the season finale with an Achilles injury.
Former Giants C Jon Halapio is indeed declining the Giants' offer of a spot on the practice squad (as @DDuggan21 reported). When he signed last week, he thought the Giants' plan was to keep him on the 53-man roster.
— Ralph Vacchiano (@RVacchianoSNY) September 6, 2020
He's already drawn interest from several other teams.