02-28-2014, 06:05 PM
The surefire compensators are compatible with larger cans as well just not smaller is you can put a 30 cal can onto a 6.8 but not vise versa I would get the 6.8 mussel break and 30 cal can unless you plan to buy multiple cans and leave that one on the Grendel
Punctuation is for the weak....

