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New! San Tan Tactical 5.56 NATO AR-15 Bolt Carrier Group STT-BCG-556-NP3 Color: Silver, Finish: NP3 Finish, $10.00 Off w/ Free S&H

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New Product

See more new San Tan Tactical Gun Parts items
We’ve just added this new product to OpticsPlanet. Be the first to get it!
Color:
Silver
Finish:
NP3 Finish
Caliber:
.223 Remington, .300 AAC Blackout, 5.56x45mm NATO
Gun Make:
AR Platform
Gun Model:
AR-15
Gun Frame Size:
Small
Weight:
10.72 oz

Code: 3R1-BCG-CWIJICJSIC-STT-BCG-556-NP3

MPN: STT-BCG-556-NP3

UPC: 810208845125

List: $239.00Save $10.00
$229.00

  • San Tan Tactical 5.56 NATO AR-15 Bolt Carrier Group, NP3 Finish, Black, Small, STT-BCG-556-NP3
  • Walker Defense Research Research Steel Bolt Carrier Group BCG, 5.56mm / .300 BLK, DLC, Flat Dark Earth, FDE-DLC-BCG-556
As low as $438.99
You Save Up to $20.00
OP Bucks$8.78
Expert AdviceRequest for QuotePrice Match

Product Info for San Tan Tactical 5.56 NATO AR-15 Bolt Carrier Group

The San Tan Tactical NP3 5.56 NATO Bolt Carrier Group represents the pinnacle of surface treatment technology for high-volume and precision shooting. Coated in advanced NP3 an PTFE-impregnated electroless nickel finish, this BCG offers an exceptionally low coefficient of friction and permanent self-lubrication. It drastically reduces receiver wear, operates reliably in extreme environments with minimal oil, and makes maintenance effortless, as carbon wipe-off requires no harsh solvents or scrapers.image

Specifications for San Tan Tactical 5.56 NATO AR-15 Bolt Carrier Group:

Manufacturer: San Tan Tactical
Color: Silver
Finish: NP3 Finish
Carrier Material: 8620 Steel
Bolt Material: 9310 Case Hardened Steel
Caliber: 5.56x45mm NATO, .300 AAC Blackout, .223 Remington
Gun Make: AR Platform
Gun Model: AR-15
Gun Frame Size: Small
Weight: 10.72 oz
Gas Key Material: Tool Steel
Full Auto Rated: Yes

Features of San Tan Tactical 5.56 NATO AR-15 Bolt Carrier Group

  • Coated in ultra-slick, self-lubricating NP3
  • Precision-machined to strict mil-spec tolerances
  • Extreme corrosion and wear resistance
  • Minimal lubrication required
  • Effortless carbon cleanup
  • Optimized for high-volume 5.56 NATO / .223 Rem duty and competition builds

Package Contents:

  • San Tan Tactical 5.56 NATO AR-15 Bolt Carrier Group

What firearm models does the manufacturer say San Tan Tactical 5.56 NATO AR-15 Bolt Carrier Group is compatible with?

The manufacturer says that San Tan Tactical 5.56 NATO AR-15 Bolt Carrier Group is compatible with AR-15

San Tan Tactical 5.56 NATO AR-15 Bolt Carrier Group Orderable Models

List of Orderable Models

  • San Tan Tactical 5.56 NATO AR-15 Bolt Carrier Group, NP3 Finish, Black, Small, STT-BCG-556-NP3 , MPN: STT-BCG-556-NP3 , UPC: 810208845125 , Code: 3R1-BCG-CWIJICJSIC-STT-BCG-556-NP3
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Last updated 2026-10-18 UTC.