Tactical Kinetics 8.5 inch AR-15 458 Socom Melonite Barrel

95 % of 100
Special Price $159.99 $199.99
Out of stock

Why Buy From Us?


Don't see the exact configuration you want? No problem, just let us know. Most of the time we can customize with the parts we have just to your liking.


All our uppers have a Lifetime Warranty to the original purchaser. Some conditions apply - click here for details.

Customer Service

We believe in customer service before and after the sale. We never take days or weeks to respond. Most of the time if you email or leave a message, we usually respond the same day or next business day.

Turnaround Time

Most of our uppers are built to order. Our most important goal is to get your order to you as quickly as possible without sacrificing quality. Please check the live status update on the banner above and/or on our homepage for current processing times.


We always specify the manufacturer of the major components therefore you know what you are getting. We only use quality components from well-known manufacturers.

8.5 inch 458 Socom AR-15 Barrel, 4150 CMV and Nitrided, 1/14 Twist, Heavy Contour Barrel Profile with Pistol length Gas System - made by Tactical Kinetics. 

Our Tactical Kinetics AR platform barrels are constructed from the finest domestically sourced steels, are drilled, reamed, and button rifled, and then profiled and chambered to exacting dimensions in compliance with SAAMI Specifications. Our high-precision manufacturing processes ensure both accurate and repeatable performance for thousands of rounds.

Weight 2
Length 8.5
Profile Heavy
Twist 1:14
Finish Nitride
Material 4150 CMV
Thread Pitch 5/8-24
Caliber 458 Socom
Feed Ramp Single Large
Flutes N/A
Gas System Pistol
Rifling Conventional
Gas Block System 0.936


*Warning* - 5/8-24 muzzle devices for 300 Blackout or 30 cal cannot be used with this barrel. Only muzzle devices specfically made for this caliber are compatible. 

No Related Posts

More Information
SKU 458-85
Write Your Own Review
You're reviewing:Tactical Kinetics 8.5 inch AR-15 458 Socom Melonite Barrel
Your Rating