PSA Custom DLC Coated 5.56 AR-15 Upper Receiver BCG

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PSA Custom DLC Coated 5.56 Full Auto Bolt Carrier Group, Gray - 5165457997

In stock

$ 109.95

Quick Overview

SKU: 5165457997
UPC: 810022943274
MFR#: 5165457996
  • Caliber: 5.56 NATO / .223 Remington
  • Bolt: Carpenter No. 158 Steel
  • Coating: DLC
  • Color: Gray
  • HPT: Yes

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The Palmetto State Armory DLC coated Bolt Carrier Group was designed with the serious AR enthusiast in mind. The bolt is made of Mil-spec Carpenter 158 steel, shot peened and high pressure tested. Gas key is machined out of bar stock, DLC coated, then secured with grade 8 fasteners and staked per mil-spec. Bolt carrier is coated with DLC (Diamond Like Coated). Made in America with an unconditional lifetime warranty.


  • Milspec Carpenter No. 158 steel bolt
  • Shot Peened Bolt
  • High pressure tested
  • Gas Key Hardened to USGI Specifications
  • Gas Key Grade 8 Hardened Fasteners
  • Gas Key Staked Per Mil-Spec
  • Tool Steel Extractor
  • Extractor Spring
  • Extractor O-ring Insert
SKU: 5165457997
SKU 5165457997
Department AR Parts
Brand PSA Custom
Daily Deal No
Daily Deal Expires No
Unit Price N/A
Youtube Video No
Free Shipping? No
Free Shipping Qty Label No
Free Shipping Qty No
SKU: 5165457997

Questions and Answers

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what carrot are the diamonds?
Raymond P on May 16, 2019


5.0 / 5.0
2 Reviews
5 Stars
4 Stars
3 Stars
2 Stars
1 Star
bcg review
good product ran about 100 rounds down the pipe of a psa 20 inch upper with good brass ammo no issues and perfect 4 o'clock ejection.
psa bolt group  and psa upper
psa bolt group and psa upper
July 18, 2019
2 months ago
Smooth as a warm knife thru warm butter!
Smooth as glass! The coating is tough, feels and looks tough and looks really nice inside the upper!
June 19, 2019

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