Originally Posted by pabucktail
You may find this helpful. I have no experience with them, but plan to order one of these:

http://www.midwayusa.com/product/77...nd-steel-parkerized?cm_vc=ProductFinding

It's an adjustable gas plug which allows tuning so that you can safely shoot regular ammo in your M1. I plan to get one for a couple of my M1s in order to simplify my '06 reloading and be able to use the same 180 grain load in multiple rifles.


I like this plug mo' better.

http://www.garandgear.com/m1-garand-ammunition