Is this M4 bayonet USGI issue or a reproduction?

[Hecklerusp45]

What do the experts here think? Is this late production GI or a reproduction?

https://www.armynavysales.com/new-production-m4-bayonet-made-in-usa.html

Yes I know I posted this in more than one place but I really want to be sure and get some feedback.

[lyman]

repro, see comments in knife section

[Hecklerusp45]

Thanks for the help.