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AIM Sports Inc Complete Rifle Build Kit AR-15 5.56x45mm NATO 16-inch Barrel Mid-Length Gas Tube Low Profile Gas Block Black Hardcoat Anodized Aluminum

AIM Sports Inc Complete Rifle Build Kit AR-15 5.56x45mm NATO 16-inch Barrel Mid-Length Gas Tube Low Profile Gas Block Black Hardcoat Anodized Aluminum

Aim Sports Inc · Upper Receiver

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Best price

$380.99at Kentucky Gun Co

Out of stock checked Oct 23, 2026

Buy at Kentucky Gun Co

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Where to buy

StorePriceAvailabilityBuyAdd to build
Kentucky Gun Co Best price $380.99checked Oct 23, 2026 Out of stock Buy at Kentucky Gun Co
OpticsPlanet $449.99Salechecked Oct 23, 2026 Out of stock Buy at OpticsPlanet

Prices and availability change often, so confirm on the store's site before you buy. We may earn a commission from these links.

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This part is out of stock at every store we track. These similar upper receivers are in stock, with today's prices.

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Price history

Dashed line = out of stock. Tracking since Oct 12, 2026.

Show the prices as a table
StoreLatestLowestHighest
Kentucky Gun Co$380.99$380.99$380.99
OpticsPlanet$449.99$449.99$449.99

Since Oct 12, 2026.

About this part

The AIM Sports Inc Complete Rifle Build Kit AR-15 5.56x45mm NATO 16-inch Barrel Mid-Length Gas Tube Low Profile Gas Block Black Hardcoat Anodized Aluminum is an AR-15 complete upper receiver from Aim Sports Inc. It's sold by 2 stores, from $380.99 to $449.99.

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
Mid-length · Handguards
Barrel length
16" · Handguards

Specifications

Manufacturer
Aim Sports Inc
Color
Black
Type
Complete
Platform
AR-15
Caliber
5.56 mm NATO

From the manufacturer

AIM Sports Inc Complete Rifle Build Kit AR-15 5.56x45mm NATO 16-inch Barrel Mid-Length Gas Tube Low Profile Gas Block Black Hardcoat Anodized Aluminum. Specifications for AIM Sports Inc Complete AR-15 5.56x45mm NATO 16in Upper Receiver W/ BCG LPK & Mil Spec Stock Buffer Kit: Manufacturer: AIM Sports Inc Caliber: 5.56x45mm NATO Overall Length: 24.5 in Barrel Length: 16 in Barrel Profile: Government Gas System Length: Mid Length Barrel Twist Rate: 1-8 Firearms Threads Per Inch: 1/2x24 Muzzle Device: A2 Flash Hider Finish: Hard Coat Anodize Color: Black Gun Model: AR-15 Fabric/Material: 4150 Chrome Moly Vanadium Handguard Length: 15 in Gun Type: Rifle Gun Make: AR Platform Features of AIM Sports Inc Complete AR-15 5.56x45mm NATO 16in Upper Receiver W/ BCG LPK & Mil Spec Stock Buffer Kit A2 muzzle brake and crush washer Complete Upper with dust cover and forward assist Mil Spec Buffer Kit - 3.0oz buffer carbine spring castle nut end plate mil-spec buffer and stock Lower Parts Kit - Complete lower parts kit includes fire control group and A2 Grip Package Contents: AIM Sports Inc Complete AR-15 5.56x45mm NATO 16in Upper Receiver W/ BCG LPK & Mil Spec Stock Buffer Kit What firearm models does the manufacturer say AIM Sports Inc Complete AR-15 5.56x45mm NATO 16in Upper Receiver W/ BCG LPK & Mil Spec Stock Buffer Kit is compatible with? The manufacturer suggests that AIM Sports Inc Complete AR-15 5.56x45mm NATO 16in Upper Receiver W/ BCG LPK & Mil Spec Stock Buffer Kit is compatible with AR-15AIM Sports Inc AR5CUB5: Complete Rifle Build Kit AR-15 5.56x45mm NATO 16-inch Barrel Mid-Length Gas Tube Low Profile Gas Block Black Hardcoat Anodized Aluminum Black Large

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$380.99 at Kentucky Gun Co
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