Quoted:
The magazine tube doesn't accommodate a hand guard. The follower slides up the length of the tube under the barrel.
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This.
The follower rides down the magazine tube with a tab sticking out of an open slot, so you can easily see remaining ammo. To reload, you'd push the tab up towards the muzzle, lock, and rotate around the barrel. This was also the method of operation on the Volcanic pistol (which I feel like I've read somewhere it was designed by the same guy).
They were just re-using what worked.
Quoted:I thought for sure this was going to be a jab at Mlok rail forends
It does look a bit odd but still a beautiful rifle.
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Also this.
I've thought an 1866 yellow boy, or Henry Big Boy Brass (once they get a loading gate on the brasslite receiver) would be fun to own.