美国金属团 Degrader Country United States Formed 2013, Boston, Massachusetts Genres Metalcore Labels Stay Sick Recordings Line-up (members) Liam Cortley : Vocals (2013-present) Carl Permack : Guitars, Vocals (2013-present) Ryan Granger : Bass, Vocals (2013-present) Jay Cortley : Drums (2013-present) Former members Josh Permack : Guitars (2013-2018)