Glock 43x undercut recomendations

[BIGLEW]

I have a Glock 43x I'd like to have an undercut job done on. Anybody got a suggestions on where to take it?

 

[wolfmanrogers]

Takes 2 minutes with a wooden dowel and sandpaper.

 

[InvadeJG]

GA Firing Line does very nice grip work on Glocks.