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PSA 10.5" Carbine-Length 5.56 NATO 1/7 Nitride 12" Slant M-LOK MOE EPT SBA3 Pistol Kit - 5165448877

PSA 10.5" Carbine-Length 5.56 NATO 1/7 Nitride 12" Slant M-LOK MOE EPT SBA3 Pistol Kit - 5165448877

Upper Receiver

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Best price

$499.99at Palmetto State Armory

checked Oct 1, 2026

Where to buy

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Palmetto State Armory $499.99checked Oct 1, 2026 Check store Buy at Palmetto State Armory

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Price history

Dashed line = out of stock. Tracking since Sep 28, 2026.

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About this part

The PSA 10.5" Carbine-Length 5.56 NATO 1/7 Nitride 12" Slant M-LOK MOE EPT SBA3 Pistol Kit - 5165448877 is a 10.5" 5.56 / .223 upper receiver. One store lists it, Palmetto State Armory at $499.99.

Fits and works with

Caliber
5.56 / .223 · Shop matching ammo
Bolt
Standard AR-15 (5.56 / 300 BLK / .350 Legend) · Bolt carrier groups
Gas system
Carbine · Handguards
Barrel length
10.5" · Handguards
Handguard length
12" · Barrels

Specifications

Platform
AR-15

From the manufacturer


Barrel: 10.5" 4150V Chrome Moly vanadium steel, nitride treated for durability and chambered in 5.56 NATO with a 1 in 7" twist. Carbine length gas barrel is finished off with a PSA 12" Slant End M-lok Rail, a low profile gas block and a PSA Fluted Flash Can.
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.
Flash Can: Palmetto State Armory's Fluted "FLASH CAN". This is a solid 6061 aluminum device that is designed to direct muzzle gases and the muzzle flash forward. Threaded 1/2-28 for 5.56 NATO. Black military-style hard anodizing. THIS DEVICE IS NOT DESIGNED TO REDUCE RECOIL, MUZZLE RISE, OR FLASH SIGNATURE. This device is designed to direct gasses and noise forward away from the shooter and enhance the weapon's appearance.
Bolt: Bolt is made of Mil-spec shot-peened Carpenter 158 steel. Gas key is secured with grade 8 fasteners and staked per mil-spec. Bolt carrier is parkerized outside, and chrome lined inside.
Build Kit: A high quality lower build kit with everything you need to assemble your AR-15 lower into a pistol. Features Enhanced Polished Trigger (EPT), Magpul Grip, Magpul Trigger Guard, and black oxide coated hammer and trigger springs. Also includes SB Tactical SBA3 Adjustable Pistol Brace, castle nut, latch plate, carbine buffer spring, 5 positioning mil-spec buffer tube, and standard carbine buffer.

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$499.99 at Palmetto State Armory
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