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nitride
In chemistry, a nitride is a compound of nitrogen where nitrogen has a formal oxidation state of −3. Nitrides are a large class of compounds with a wide range of properties and applications.
The nitride ion, N3−, is never encountered in protic solution because it is so basic that it would be protonated immediately. Its ionic radius is estimated to be 140 pm.
Looking for a
PSA 16" MID-LENGTH NITRIDE 5.56 NATO 1/7 PENCIL 13.5" M-LOK UPPER - WITH BCG AND CH -7793493.
PSA is out of stock, so I thought I'd try here.:D
Please send me a message if you happen to have one to sell.
Thanks!
Kahrheart
Selling my 300 AAC upper specs are as follow
Chrome lined
16” barrel
Carbine length gas system
Free floating with low pro gas block (barrel nut not included)
1-7 twist
Not sure what brand but muzzle brake included as well.
No rounds through it
I received this in a trade from another NWFA...
I'm selling my PTAC upper since I'm picking up another one with a free float rail and I'd like to sell this one to recuperate some cash. Its eaten rounds well and I haven't had any FTF or jams in the 300 rounds of .223 I've put through it. Will come with PSA milspec charging handle and BCG.
A...
I have two .300 Blackout uppers for sale. Both are 16" nitride barrels, 1/8" twist, with pistol length gas systems. Barreled upper receivers only, does NOT include BCG & CH.
One is made by Palmetto State Armory, and includes a 13.5" Keymod free float rail. SOLD
PSA 16" Pistol Length 300 AAC...