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Daily Deal: Brownells Lower Parts Kit For Glock 19/17 $36.52  $29.99- Get Yours! 

BRN AR-15/M16 5.56mm Bolt Assembly, MPI, Nitride
BRN AR-15/M16 5.56mm Bolt Assembly, MPI, Nitride
BRN AR-15/M16 5.56mm Bolt Assembly, MPI, Nitride
BRN AR-15/M16 5.56mm Bolt Assembly, MPI, Nitride
BRN AR-15/M16 5.56mm Bolt Assembly, MPI, Nitride
BRN AR-15/M16 5.56mm Bolt Assembly, MPI, Nitride
BRN AR-15/M16 5.56mm Bolt Assembly, MPI, Nitride
BRN AR-15/M16 5.56mm Bolt Assembly, MPI, Nitride
BRN AR-15/M16 5.56mm Bolt Assembly, MPI, Nitride
BRN AR-15/M16 5.56mm Bolt Assembly, MPI, Nitride
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BROWNELLS - BRN AR-15/M16 5.56mm Bolt Assembly, MPI, Nitride

11 Reviews
BRN AR-15/M16 5.56mm Bolt Assembly, MPI, Nitride
Brownells #
078102003
MFR #
NONE
UPC
050806004924
$49.30
Coupon Code
Purchase Limit Help

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International purchase information

Specifications
Color:
Black
Cartridge:
223 Remington,5.56x45 NATO,300 AAC Blackout
Finish:
Matte
Make Model Fit:
AR-15.Universal
Restriction
Gun Part Restrictions:
Yes
View US State Restrictions
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International purchase information

What is the BROWNELLS - BRN AR-15/M16 5.56mm Bolt Assembly, MPI, Nitride?

The Brownells M16 5.56 Complete 9310 Bolt Assembly is built to withstand heavy-duty use in both semi-auto AR-15s and full-auto M16 rifles and features construction and testing that ensures high-quality performance. The Brownells M16 5.56 Bolt Assembly is constructed entirely from 9310 steel, which is designed to provide the elements needed to perform during rugged duty use.

  • Material quality checked with magnetic-particle inspection
  • Extractor includes spring and rubber insert
  • Optimized for use with all 5.56-NATO-based cases

The Brownells M16 5.56 Bolt Assembly includes bolt, gas rings, extractor and ejector installed.

See all of our AR15s and AR15 parts here.

Gun Part Restriction
Gun Parts have restricted shipping to CA.

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M16 5.56 BOLT ASSEMBLY NITRIDE MP REVIEWS

4.8
11 Reviews
5 Stars
91%
4 Stars
0%
3 Stars
9%
2 Stars
0%
1 Stars
0%
Reviews Summary
The M16 5.56 Bolt Assembly Nitride MP is praised for its exceptional value and quality, with many users satisfied with its performance in various applications. However, there are concerns about quality control, as one reviewer noted a manufacturing issue. Overall, it's recommended as a reliable backup bolt for enthusiasts and professionals alike.
What Reviewers Are Saying
Product Quality
70%
Reviewers frequently highlight the quality of the M16 5.56 Bolt Assembly, with many expressing satisfaction regarding its performance and construction. The product meets expectations for both backup and primary use, indicating strong adherence to quality standards for most users.
Value for Money
60%
Many customers consider the product to offer great value for the price, particularly noting its affordability without compromising quality. This theme resonates strongly among users who appreciate the combination of performance and reasonable cost.
Shipping Experience
50%
Several reviews mention prompt shipping, contributing positively to the overall customer experience and satisfaction. Quick delivery is a highlight among reviewers, indicating a reliability in service that enhances the purchasing process.
Quality Control Issues
20%
A few reviewers raised concerns about quality control, specifically mentioning instances of poor machining that led to product replacements. This highlights a gap in quality assurance for some components, suggesting the need for consistent checks before shipping.
Usage Experience
40%
Customers report positive experiences with the bolt during tests and operational use. Reviewers share successful performance in various firearm setups, indicating its versatility and reliability in both casual and competitive settings.
5
Bolt 5.56mm Assembly
Purchased this Brownells Brand 5.56mm Bolt Assembly as a spare,appears to be well made.I have not used this bolt as of yet.
Would you recommend this? Yes, I would recommend to a friend
by WILLIAM JEFFERS on July 25, 2025
Verified Purchase
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5
Bolt
An MP bolt at an affordable price. Shipped quickly. 5 Stars.
by EDWARD MATTIOLI on July 10, 2024
Verified Purchase
Was this review helpful? 1
5
Good bolt for the money
Bought this an an extra bolt. Seems like good quality. Haven't used it yet. will try it out when I get to the range next time.
by Thomas Phipps on May 19, 2024
Verified Purchase
Was this review helpful? 0
5
Solved a problem
Used it to replace a bolt with extractor issues. Worked perfectly.
by RICHARD CARTER on February 28, 2024
Verified Purchase
Was this review helpful? 1
5
Great backup
Tested with my .300 blackout. Shot great, nice finish on the bolt.
by JOSHUA STEVENS on February 19, 2024
Verified Purchase
Was this review helpful? 1
View All 11 Reviews
Customer Questions
0 Questions