WMD Guns .308 Bolt Carrier Group w/o Hammer NIB-X DPMS Compatible Style - NIBXBCG308

Magnum Research WMD Guns .308 Bolt Carrier Group w/o Hammer Nib-X  DPMS Compatible Style - NIBXBCG308 - Bolt Carrier Group for AR-15 - view 1
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Magnum Research

Overview

The WMD Guns .308 Bolt Carrier Group without Hammer is designed specifically for .308 Win caliber builds, ensuring reliable cycling and performance in a variety of setups. Its Nickel Boron finish provides enhanced durability and ease of cleaning, making it a practical choice for builders looking for a long-lasting component in their rifles. This bolt carrier group is commonly found in builds utilizing a rifle-length gas system, optimizing performance and reliability.

Specifications

MPNNIBXBCG308
FinishNickel Boron
Caliber.308 Win
StyleBillet
Receiver PatternDPMS Gen 1 (LR-308)

Available Merchants(4)

Prices checked

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BattleHawk Armory logo
BattleHawk Armory
Shipping varies
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In Stock
$233.10
AT3 Tactical logo
AT3 Tactical
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$233.10
KY Gun Company logo
KY Gun Company
Flat rate shipping
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$233.10
Palmetto State Armory logo
Palmetto State Armory
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$233.99

September 2026 on GunPartPicker

Magnum Research WMD Guns .308 Bolt Carrier Group w/o Hammer NIB-X DPMS Compatible Style - NIBXBCG308 ranked #51 of the 217 bolt carrier groups builders added on GunPartPicker in September 2026. Builders have been adding it to their builds on GunPartPicker since January 2026. All time, it ranks #60 of the 500 bolt carrier groups builders have added. Builds with this bolt carrier group are mostly chambered in .308 Win (94%), mostly on rifle-length gas (60%, then mid-length 27%), and mostly AR-10 (89%, then AR-15 11%).

Availability is good: it was in stock at one retailer or another nearly every day in September 2026, and today all 4 retailers we track have it in stock. Prices barely moved in September 2026, holding around $233.10, so there haven't been real sales lately. Buying today, the lowest price is $233.10 at BattleHawk Armory, which matches the best price we saw in September.

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Frequently Built With

The part most often added in each category by the builds that include this one

Build Configuration Breakdown

Aggregated and anonymized data showing how builders use this product

Platform

89.2%
AR-1089.2%
AR-1510.8%

Caliber

93.9%
.308 Win93.9%
5.56 NATO3%
6.5 Creedmoor3%

Gas System

60%
Rifle60%
Mid-Length26.7%
Carbine6.7%
Intermediate6.7%

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