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by troglodyte
Thu Dec 26, 2019 10:54 am
Forum: General Gun, Shooting & Equipment Discussion
Topic: 300 blackout subsonic pistol upper
Replies: 5
Views: 5884

Re: 300 blackout subsonic pistol upper

Over at the 300blktalk forum they seem to like the 1/7 or 1/8 for the heavier subsonics. My 7.5" is a 1/7 and works well with supers. Haven't tried subs yet since I don't have my suppressor.

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