Diamondback Firearms AR-15 Barrel, 6.5 Grendel 18" 1:8 Twist, Black Nitride Finish
$119.49 at Ammunition Depot · 6 stores
In stock
Best price
$99.99at Palmetto State Armory
checked Oct 1, 2026
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| Palmetto State Armory | $99.99checked Oct 1, 2026 | Check store | Buy at Palmetto State 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
Dashed line = out of stock. Tracking since Sep 28, 2026.
Show the prices as a table
| Store | Latest | Lowest | Highest |
|---|---|---|---|
| Palmetto State Armory | $99.99 | $99.99 | $99.99 |
Since Sep 28, 2026.
About this part
The PSA 12" 6.5 Grendel 1/8 Carbine-Length Stainless Steel Barrel - 5165449793 is a 12" 6.5 Grendel barrel with a carbine gas system. One store lists it, Palmetto State Armory at $99.99.
Fits and works with
- Caliber
- 6.5 Grendel · Shop matching ammo
- Bolt
- 6.5 Grendel / 6mm ARC · Bolt carrier groups
- Gas system
- Carbine · Handguards
- Barrel length
- 12" · Handguards
Specifications
- Platform
- AR-15
- Barrel length
- 12"
From the manufacturer
Barrel Length: 12"Gas System: Carbine-lengthBarrel Profile: A2Barrel Steel: 416RBarrel Finish: Stainless SteelChrome Lining: NoMuzzle Thread: 5/8-24Chamber: 6.5 GrendelTwist Rate: 1:8"Barrel Extension: M4Diameter at Gas Port: .750
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