One piece vs those with replaceable parts (assuming hub thread)

Assuming hub threaded suppressors, I've noticed that there are a lot of recent suppressors that are essentially one piece (DMLS or welded). Some are mostly one piece except for the presence of a replaceable end cap. Others are composed of removable baffle stacks or individual baffles as well.

Is there any major advantage to a removable endcap vs fixed end cap, or even removable baffles / baffle stacks, or is the mindset nowadays that one piece cans are pretty much good enough?

In practice does a broken end cap essentially mean messed up baffles, or are baffle strikes considered "not terrible" in practice?

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u/toolbloo — 1 month ago
▲ 2 r/AR10

source for proper AR10 / 308 mid-length gas tubes?

I'm tired of looking for 308 mid-length gas tubes and seeing every vendor saying that the AR-15 and 308 mid-length tubes are the same length when they are obviously not. After dealing with multiple 308 barrels with mid-length gas holes, it's clear that the 308 gas tube should be somewhere around 3/4" longer than a mid-length AR15 gas tube.

Does anyone have a source for proper AR10 / 308 mid-length gas tubes?

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u/toolbloo — 1 month ago
▲ 23 r/AR9

First time shooting my AR9 build...almost too easy.

I built my AR9 based purely on research from the internet. I was frankly a little concerned that my choice of components would make my recoil "snappy" (whatever that means). All I can say is that I still have no idea what "snappy" recoil is, but my AR9 has incredibly low recoil. 5.56 kicks harder, is far snappier, and has way more muzzle rise than my AR9. The recoil of my AR9 makes a Glock feel like a hand cannon. It's not .22LR levels of recoil, but all you feel is a gentle thump with virtually no muzzle rise.

Also, the sound of 9mm coming out of a 16" barrel is oddly quiet.

Spikes Tactical Colt 9mm Lower

Kaw Valley Precision 9mm AR-15 BCG

Maxim RDB buffer (carbine)

Carbine buffer tube

16" barrel on BCM upper.

Had one double feed and three FTE's in the first hundred rounds. Two failures to lock back on an empty mag. Not bad for an AR9 that hadn't been fired before.

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u/toolbloo — 2 months ago
▲ 1 r/AR9

Novox X-SD Feed Cone (AR9 5/30 restock version)

Folks have been asking about the Novox X-SD AR9 barrel feed cone. This is a picture of mine from the version I purchased as part of the 5/30/26 restock.

u/toolbloo — 2 months ago
▲ 11 r/AR9

Novox X-SD Feed Cone (AR9 5/30 restock version)

Folks have been asking about the Novox X-SD AR9 barrel feed cone. This is a picture of mine from the version I purchased as part of the 5/30/26 restock.

u/toolbloo — 2 months ago
▲ 5 r/VAGuns

nutsacks

Does anyone know of any local sources for surplus M249 nutsacks? Does anyone know if the exchanges (e.g. Quantico) sell any, or am I stuck with online retailers?

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u/toolbloo — 3 months ago