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LBE Unlimited

LBE Unlimited M16BCG-NIB Complete BCG 5.56x45mm NATO, Nickel Boron Coated 8620 Steel, Full Auto Rated For AR Platform

LBE Unlimited M16BCG-NIB Complete BCG 5.56x45mm NATO, Nickel Boron Coated 8620 Steel, Full Auto Rated For AR Platform - Bolt Carrier Group for AR-15 - view 1
LBE Unlimited M16BCG-NIB Complete BCG 5.56x45mm NATO, Nickel Boron Coated 8620 Steel, Full Auto Rated For AR Platform - Bolt Carrier Group for AR-15 - view 2
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LBE Unlimited

Overview

The LBE Unlimited M16BCG-NIB Complete Bolt Carrier Group is designed for the AR platform and chambered in 5.56 NATO, featuring a nickel boron finish that enhances durability and reduces friction during operation. This M16 style bolt carrier is full auto rated, making it suitable for builders interested in maximizing the reliability and performance of their firearm under demanding conditions. This BCG is commonly found in builds aimed at competitive shooting or tactical applications, where performance consistency is critical.

Specifications

MPNM16BCG-NIB
Caliber5.56 NATO
FinishNickel Boron
StyleM16

Available Merchants(6)

Prices checked

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KY Gun Company logo
KY Gun Company
Flat rate shipping
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In Stock
$140
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Classic Firearms logo
Classic Firearms
Shipping varies
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In Stock
$147
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Palmetto State Armory logo
Palmetto State Armory
Free shipping
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In Stock
$150
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AT
AT3 Tactical
Shipping TBD
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In Stock
$163
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BattleHawk Armory logo
BattleHawk Armory
Shipping varies
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Out of Stock
$124
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SO
Sportsmans Outdoor Superstore
Flat rate shipping
Shipping Speed
Out of Stock
$146
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Price and stock

The LBE Unlimited M16BCG-NIB Complete BCG 5.56x45mm NATO, Nickel Boron Coated 8620 Steel, Full Auto Rated For AR Platform was in stock most days in August 2026, and today 4 of the 6 retailers we track have it in stock. It dipped to $124.34 at BattleHawk Armory for a stretch in August 2026, under its usual $137.43 to $162.99, so sales do come around. Buying today, the lowest price is $140.19 at KY Gun Company, above August's low of $124.34, so a better deal may come back.

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