Rock River Arms Completed Upper Receiver Standart A4 .308/7.62X51mm NATO 20 Inch Barrel 1-10 Twist 5/8-24 Thread A2 Handguard A2 Flash Hider Black
$664.99 at MidwayUSA · 2 stores
In stock
Tiger Rock .308 AR-10 Rifle Build Kit Hybrid 17in 16in Barrel Heavy Mid 1x10 5/8x24 12in M-LOK Handguard Compensator Nitride Anodized Black
No ratings yetBest price
$659.99at OpticsPlanet
Out of stock Sale checked Oct 21, 2026
In stock now instead
- Rock River Arms Completed Upper Receiver Standart A4 .308/7.62X… $664.99at MidwayUSA
- TacFire 308 RFL BUILD KIT $490.99at Ammunition Depot
- V Seven Harbinger 308 Upper Receiver HARB UR-ALU $392.85at OpticsPlanet
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| OpticsPlanet | $659.99Salechecked Oct 21, 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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Price history
Dashed line = out of stock. Tracking since Oct 16, 2026.
Show the prices as a table
| Store | Latest | Lowest | Highest |
|---|---|---|---|
| OpticsPlanet | $659.99 | $659.99 | $659.99 |
Since Oct 16, 2026.
About this part
The Tiger Rock .308 AR-10 Rifle Build Kit Hybrid 17in 16in Barrel Heavy Mid 1x10 5/8x24 12in M-LOK Handguard Compensator Nitride Anodized Black is a 17" .308 / 7.62x51 upper receiver from Tiger Rock. One store lists it, OpticsPlanet at $659.99.
Fits and works with
- Caliber
- .308 / 7.62x51 · Shop matching ammo
- Bolt
- AR-10 (.308 / 6.5 CM) · Bolt carrier groups
- Gas system
- Mid-length · Handguards
- Muzzle thread
- 5/8x24 · Muzzle devices
- Barrel length
- 17" · Handguards
- Handguard length
- 12" · Barrels
Specifications
- Manufacturer
- Tiger Rock
- Color
- Black
- Platform
- AR-10
- Caliber
- .308 / 7.62
From the manufacturer
Tiger Rock .308 AR-10 Rifle Build Kit Hybrid 17in 16in Barrel Heavy Mid 1x10 5/8x24 12in M-Lok Handguard Compensator Nitride Anodized Black. 308 rifle. Specifications for Tiger Rock .308 AR-10 Rifle Build Kit: Manufacturer: Tiger Rock Caliber: .308 Winchester Overall Length: 17 in Barrel Length: 16 in Barrel Profile: Heavy Gas System Length: Mid Length Barrel Twist Rate: 1-10 Firearms Threads Per Inch: 5/8x24 Handguard Type: Free-Float Muzzle Device: Brake Finish: Anodized Color: Black Fabric/Material: Aluminum Steel Gas Block Journal Size-Diameter: .750 in Handguard Length: 12 in Gun Rail: M-LOK Gun Type: Rifle Gun Make: AR Platform Gun Model: AR-10 Weight: 2.1 oz Barrel Material: 4150 Chrome Moly Vanadium Magazine Included: No Mount Type: M-LOK Features of Tiger Rock .308 AR-10 Rifle Build Kit: This is a complete unassembled kit for building a basic functioning AR .308 rifle. DPMS - Low Profile. Lower receiver is not included. Package Contents: Tiger Rock .308 AR-10 Rifle Build Kit AR-10 Bolt Carrier Group- Black Nitride .308 Low Profile Billet Upper Receiver Anodized Black AR-10 .308 Tactical Charging Handle Assembly AR-15 Forward Assist - Black AR-10 .308 Ejection Port Dust Cover Complete Assembly AR-10 M-Lok 12in Super Slim Free Float Handguard .750 Low Profile Steel Gas Block with Roll Pins and Wrench -Black AR-10 Mid Length Gas Tube 11.75in - Stainless Steel .308 5/8x24 Thread Steel Crush Washer 308 Birdcage Muzzle Brake for 5/8x24 Pitch - 5 Ports AR-10 16in Heavy Contour 1:10 Twist - Parkerized AR-10 6 Position Stock Kit w/3.8 OZ Buffer-Mil Spec 308 Lower Parts Kit w/ Standard Grip and? Trigger Guard What firearm models does the manufacturer say Tiger Rock .308 AR-10 Rifle Build Kit is compatible with? The manufacturer says that Tiger Rock .308 AR-10 Rifle Build Kit is compatible with AR-10Tiger Rock RK308-FML308.TC.R.12C-BR308: .308 AR-10 Rifle Build Kit Hybrid 17in 16in Barrel Heavy Mid 1x10 Twist 5/8x24 Thread 12in M-Lok Handguard Compensator Nitride Anodized Black
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