Rainier Arms Preicison Match Grade Bolt Carrier Group - Nitride

[UWone77]

https://www.rainierarms.com/rainier-...de-bcg-nitride

The Rainier Arms Precision Match Grade Phosphate BCG - 5.56 Nitride is machined and finished to a higher standard to meet and exceed all Mil Spec. It is machined using the most precise equipment in the industry. The bolts are MPI/HP tested & Marked to give you ultimate confidence in your weapon system.

Carrier:

Full Auto Carrier
SAE 8620
Heat Treated
Nitride
Bolt:

5.56/.223
Carpenter 158 Steel
Shot Peened
Heat Treated
Nitride

Extractor:

Machined from bar
Shot Peened
Heat Treated
Maganese Phosphate
Nitride

Extractor Spring:

Chrome Silicone for Longer Life
Black Insert as per current Mil-Spec
"O" Ring is high temp resistant dark brown

Extractor Retaining Pin:

Precision Machined
Precision ground to diameter
Precision ground to length
Heat Treated

Firing Pin:

Machined and then precision ground for accuracy
Heat Treated

Gas Key Bolt:

Precision manufactured in house with extra deep knurling
Grade 8
1200 degree locking patch is factory applied to threads to help insure long lasting tightness

Gas key:

Hard Chrome lined gas tube as per Mil-Spec
Bolts installed to proper torque
Staking on both sides of both bolts
Nitride

Cam Pin:

Precision machined
Heat Treated
Nitride

Firing Pin Retaining Pin:

Precision bent
Precision cut to length
Heat Treated

Gas Rings:

Stainless Steel per Mil-Spec

Ejector:

Precision machined
Heat Treated

Ejector Spring:

Chrome Silicone
Precision ground ends
Ejector Retaining Pin:

Precision cut to length
Hard Chrome Plated

[Stickman]

[Stickman]

[SINNER]

Their .308 match grade carriers are the nicest I've used. Certainly plan to grab a few of these.

[UWone77]

Their .308 match grade carriers are the nicest I've used. Certainly plan to grab a few of these.

They're releasing new .308 BCGs soon as well. Nitrided.

[Stickman]

A couple of last pics.

[ZhouJett]

Came w my RUC Mod 2.. Been runnin it for almost 4 yrs smooth as glass and flawlessly..
Absolute Reliablity... No Shit.. cant say enough.. would recommend..

[ZhouJett]

I gotta like new Rainier Arms Ultra Match 308 BCG for sale.. Maybe 200 rnds on it..
Just Upgraded to a Lantac E-BCG Heavy.. its on Armslist..

[mustangfreek]

I gotta like new Rainier Arms Ultra Match 308 BCG for sale.. Maybe 200 rnds on it..
Just Upgraded to a Lantac E-BCG Heavy.. its on Armslist..

Umm..

I realize it’s a few days old but why not post up a new thread in the for sale section.

[SINNER]

Umm..

I realize it’s a few days old but why not post up a new thread in the for sale section.

Baby steps. He’s still figuring out posting a pic. LOL

[UWone77]

Baby steps. He’s still figuring out posting a pic. LOL

I thought he was alamo's younger more annoying brother.

[SINNER]

I thought he was alamo's younger more annoying brother.

It’s not Alamo’s second account?

[UWone77]

It’s not Alamo’s second account?

Heh, I was like this post has a familiar feeling.... Sorry Alamo!

[ZhouJett]

I thought he was alamo's younger more annoying brother.

Attn John Hwang:
i dont know why im gettin so much negativity here on this forum from the admin UWone77 (Asswhole)..
I dont think i ever said anything even remotely offensive to anyone..
I just got on here a few days ago..

Thought this site was Associated w Rainier Arms of which ive been a loyal customer for yrs...
What better place to show of stuff i was so proud of most of which has Rainier Arms engraved on the side..

the admin AUwone77 has taken a few unprovoked shots at me and referred to me as annoying..
really pisses me off..

Since im not welcome here..
as an admin urself.. delete all my content here.. then delete my act here..
and call me up so we can talk about you buying back all my Rainier Arms shit
me and my wife have bought from you..

Gary Jue (ZhouJett)
281 881 4205

[alamo5000]

I thought he was alamo's younger more annoying brother.