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ntp-4.2.8p15 was released on 23 June 2020. It addresses 1 medium-severity security issue in ntpd, and provides 13 non-security bugfixes over 4.2.8p13.
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Topic: All About AR-15 Buffer Tubes
All About AR-15 Buffer Tubes
It doesn't matter if you want to learn more about the weapon you own or just interested in facts, you can clear out your confusion here.
Mostly, everyone gets curious when we talk about AR-15 and its parts. Basically, the AR micro buffer tube
is accountable for the functionality and reliability of the AR-15 and it is a very crucial part of the rifle. The other term for buffer tube is the receiver extension.
You can spot it on the backside of the rifle, a metal piece sticking out of the rifle where you attach the buttstock of the rifle
. You can easily find the mechanism of the buffer and recoil spring inside.
There are two types of buffer tubes: Commercial Buffer Tubes and Mil-spec Buffer Tubes and these cannot be interchanged with each other. So you should know how to recognize their type and how you can tell which one is which.
are the additional improvement for your AR-15's rail system. Many rifles use it for the better performance of the rifle.
Commercial Buffer Tubes
It consists of a vast diameter as compared to Mil-spec counterpart. These are less costly which does not really affect the it's overall performance.
Mil-spec Buffer Tubes
It comes in only one specific design and due to it's smaller diameter than commercial buffer tubes both can't be interchanged. It is more costly than but the most suggested buffer tube.