Gunsmithing AR15 M4 barrel extension

[para1505]

I did a Google search came up with nothing. Who sales over sized barrel extensions?

 

[roostercogburn98]

I bought a comp/precision one from WOA. Longer thread engagement as well. Don’t have the finished product in my hand as of yet but to give you a real time overview though.

 

[GH41]

I did a Google search came up with nothing. Who sales over sized barrel extensions?

What are you planning on doing with it?