PSA 10.5" Pistol Length 300AAC  9" M-Lok Freedom Upper - With Nickel Boron BCG & CH -516446392

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PSA 10.5" Pistol Length 300AAC 9" M-Lok Freedom Upper - With Nickel Boron BCG & CH -516446392


Quick Overview

It is the customer's responsibility to be aware of all applicable laws and regulations regarding the purchase and ownership of uppers with a barrel length of less than 16". Federal NFA regulations are applicable to this item.

SKU: 516446392
UPC: 516446392
MFR#: 516446392

Barrel Length: 10.5"
Barrel Profile: A2
Barrel Steel: Chrome Moly Vanadium
Barrel Finish: Nitride
Chrome Lining: No
Muzzle Thread: 5/8-24
Chamber: 300AAC Blackout
Twist Rate: 1:8
Barrel Extension: M4
Diameter at Gas Block: .750
Gas Block Type: Low-profile
Muzzle Device: A2 Style Flash Hider
Receiver Material: Forged 7075 T6
Receiver Type: M4
Handguard Type: M-lok 9" Free Float Rail
Bolt Carrier Group Included: Yes
Bolt Steel: 9310, Nickel Boron
Bolt Carrier Profile: Full-Auto
Charging Handle Included: Yes
Overall Length: 19.5"

Add To:

Barrel: 10.5" Chrome Moly vanadium steel, nitride treated for accuracy and durability, and chambered in 300AAC Blackout  with a 1 in 8" twist rate. Pistol-length gas barrel is finished off with a PSA 9" M-lok Rail, a low profile gas block and an A2 style flash hider.

Upper: Forged 7075-T6 A3 AR upper is made to MIL-SPECS and hard coat anodized black for durability. Featuring a mil-spec finish, these uppers are made for us right here in the USA by a mil-spec manufacturer.

Bolt Carrier Group: 5.56mm Bolt Carrier Group is Nickel Boron coated and features a 9310 bolt.  The gas key is hardened and secured with Grade 8 fasteners, and is staked per Mil-Spec.  


SKU: 516446392
SKU 516446392
Brand Palmetto State Armory
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SKU: 516446392

Questions and Answers

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What does “Freedom” signify?
Shane M on Aug 1, 2018


4.5 / 5.0
2 Reviews
5 Stars
4 Stars
3 Stars
2 Stars
1 Star
Great upper for the price
This upper is great for the price. It only gets four stars because the hand-guard screws were loose and had no loctite on them when it came from PSA. Moral of the story is, always take PSA prducts apart and ensure everything is put back together accordingly.
April 27, 2018
9 months ago
Response from Palmetto State Armory
We do apologize for that Juan. Since that upper and all of our parts and firearms are covered by our Unlimited Lifetime Warranty, if you have any issues arise from the craftsmanship of the product, we can either have select parts sent to you for you to replace, or we can have the item brought in, at no cost to you, so we can repair or replace the defective product. Please contact Customer Service if you have any questions or issues.
April 27, 2018
Casey S
Great upper for the price.
Awesome upper. Quality upper with nickel boron bolt and the charging handle. You can't beat this for the money. It had no feed issues at all! Will continue to buy from palmetto! Recommend to anyone looking for a 300 upper
December 11, 2017

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