If you have an Lage .22LR barrel insert and you want to thread on your suppressor with 1/2x28 threads then this may be the solution. This quote does NOT include the thread adapter. We thread your barrel insert to a small thread of 8mm x .75mm and machine the adapter flush to thread up against the shoulder of your barrel. You pay return shipping to ship back your barrel, .22LR liner and .22LR mag block. This quote does NOTinclude the thread the adapter or cutting back the 9mm barrel, Please call with questions.