Luth-AR Bull Rifle Kit Minus Lower Receiver w/ Collapsible Stock .223 26in 16in Bull Carbine 1x9 1/2x28 Picatinny KeyMod A2 Anodized Manganese

Name: Luth-AR Bull Rifle Kit Minus Lower Receiver w/ Collapsible Stock .223 26in 16in Bull Carbine 1x9 1/2x28 Picatinny KeyMod A2 Anodized Manganese
Brand: Luth-AR
Availability: InStock

Luth-AR · Upper Receiver

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Best price

$620.39at OpticsPlanet

In stock Sale checked Oct 13, 2026

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Where to buy

Store	Price	Availability	Buy	Add to build
OpticsPlanet Best price	$620.39Salechecked Oct 13, 2026	In stock	Buy at OpticsPlanet
Battlehawk Armory	$638.99Salechecked Oct 13, 2026	Check store	Buy at Battlehawk Armory

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

Price history

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Lowest in-stock price in the last 30 days: $620.39 at OpticsPlanet. Dashed line = out of stock. Tracking since Oct 12, 2026.

Show the prices as a table

Store	Latest	Lowest	Highest
Battlehawk Armory	$638.99	$638.99	$638.99
OpticsPlanet	$620.39	$620.39	$620.39

Since Oct 12, 2026.

About this part

The Luth-AR Bull Rifle Kit Minus Lower Receiver w/ Collapsible Stock .223 26in 16in Bull Carbine 1x9 1/2x28 Picatinny KeyMod A2 Anodized Manganese is a 26" 5.56 / .223 upper receiver from Luth-AR. It's sold by 2 stores (1 in stock), from $620.39 to $638.99. The lowest in-stock price in the last 30 days was $620.39 at OpticsPlanet.

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
Muzzle thread: 1/2x28 · Muzzle devices
Barrel length: 26" · Handguards

Specifications

Manufacturer: Luth-AR
Platform: AR-15
Caliber: .223 / 5.56

From the manufacturer

Luth-AR Bull Rifle Kit Minus Lower Receiver w/ Collapsible Stock .223 26in 16in Bull Carbine 1x9 1/2x28 Picatinny KeyMod A2 Anodized Manganese. Specifications for Luth-AR .223 Bull Rifle Kit Minus Lower Receiver w/ Collapsible Stock: Manufacturer: Luth-AR Caliber: .223 Remington Barrel Profile: Bull Number of Sling Points: 2 Barrel Twist Rate: 1-9 Length: 36 - in Handguard Type: Free-Float Muzzle Device: A2 Flash Hider Color: Silver Black Gun Model: AR-15 Fabric/Material: 416 Stainless Steel Handguard Length: 15 in Handguard Style: Round Rail Gun Rail: KeyMod Buffer Tube Size: Commercial or MIL-Spec Gun Type: Rifle Gun Make: AR Platform Barrel Material: 416R Stainless Steel Bolt Carrier Group Included: MIL-SPEC Charging Handle Included: MIL-SPEC Magazine Included: No Condition: New Additional Features: Will need GT-CUP Included Accessories: Lower Parts Kit Stock Assembly Kit Country of Origin: USA Features of Luth-AR AR-15 Complete Fluted Bull Barrel Kit w/ Collapsible Stock .223 Rem Fluted Bull Barrel 416 SS Threaded Barrel - Thread Pitch 1/2 x 28 Gas Block Diameter .936 Gas Tube Length - Carbine 1-9 RH Barrel Twist 6 Lands and Groves M4 Feed Ramp Button Broached Package Contents: Luth-AR .223 Bull Rifle Kit Minus Lower Receiver w/ Collapsible Stock .223 Rem Fluted Bull Barrel Upper with 15in Keymod Palm Handguard. Buttstock Assembly (Black). Complete Lower Parts Kit. Luth-AR RKB-16-3: Bull Rifle Kit Minus Lower Receiver w/ Collapsible Stock .223 26in 16in Bull Carbine 1x9 1/2x28 Picatinny M-LOK A2 Flash Hider Anodized Manganese Phosphate Silver/ Black