Posted February 18, 2016 11:00 am by Comments

By Jeremy S.

linkin-bcg1

My target grade AR-15 upper build project has been a drawn-out process — I think the wife and I could have made another human being from scratch by now. I’ve finally settled on a bolt carrier group. Pictured above: my affordable, no-frills BCG from Linkin Armory. Despite a shipped-to-your-door price of $139.99, it’s packed with every high-end part and feature you could hope for, all from/done/made domestically. The who’s who list of features is sure to impress . . .

From Linkin Armory’s BCG product page:

Bolt – Carpenter 158 Steel, Shot Peened,each and every bolt is HPT per MIL-C-70599A and MPI per MIL-l-6868, Marked HP MP
Extractor – Upgraded 4340 Tool Steel (vs typical 4140, milspec allows for either per original TDP PAGE 7), Shot Peened
Extractor Retaining Pin – S7 Tool Steel, Shot Peened
Extractor Spring – 5 Coil Cryogenic Processed A401 Chrome Silicone Wire Stock, Black Milspec Insert And Crane O-ring (comes assembled with spring and insert, o-ring included separately)
Ejector – S7 Tool Steel, Shot Peened
Ejector Spring – Cryogenic Processed A401 Chrome Silicone Wire Stock
Gas Rings – Milspec Stainless Steel …Read the Rest

Source:: Truth About Guns

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