6.5 Grendel 1-8 Twist 18" Carbon Fiber Barrel
$999.00 at Ammunition Depot · 8 stores
In stock
Fits and works with
- Caliber
- 6.5 Grendel · Shop matching ammo
- Bolt
- 6.5 Grendel / 6mm ARC · Bolt carrier groups
- Barrel length
- 2E+1" · Handguards
Specifications
- Manufacturer
- Proof Research
- Platform
- AR-15
- Caliber
- 6.5 Grendel
- Barrel length
- 20"
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| MidwayUSA Best price | $999.00checked Nov 13, 2026 | In stock | Buy at MidwayUSA | |
| Dirty Bird | $899.00checked Nov 13, 2026 | Check store | Buy at Dirty Bird | |
| AR15Discounts 5% off | $949.00checked Nov 13, 2026 | Check store | Buy at AR15Discounts | |
| Brownells 17.76% off · ends Nov 15 · exclusions apply | $999.00checked Nov 13, 2026 | Out of stock | Buy at Brownells |
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
Lowest in-stock price in the last 30 days: $849.15 at MidwayUSA. Dashed line = out of stock. Tracking since Sep 28, 2026.
Show the prices as a table
| Store | Latest | Lowest | Highest |
|---|---|---|---|
| AR15Discounts | $949.00 | $949.00 | $949.00 |
| Brownells | $999.00 | $999.00 | $999.00 |
| Dirty Bird | $899.00 | $899.00 | $899.00 |
| MidwayUSA | $999.00 | $849.15 | $999.00 |
Since Sep 28, 2026.
About this part
The 6.5 Grendel 1-8 Twist 20" Carbon Fiber Barrel is a 2E+1" 6.5 Grendel barrel from Proof Research. It's sold by 4 stores (1 in stock), from $899.00 to $999.00. The lowest in-stock price in the last 30 days was $849.15 at MidwayUSA.
From the manufacturer
PROOF Research's match-grade carbon fiber barrels are stronger, lighter, and as accurate as the finest precision steel barrels and will maintain their performance in the harshest conditions. Up to 64% lighter than traditional steel barrels Match-grade accuracy Improved heat dissipation for cooler and longer lasting barrels No point-of-impact shift during high-volume fire Reduced harmonic barrel vibration Unprecedented durability Mfg: Proof Research
Rating
No ratings yet
Log in to rate this part.
Comments
Please log in to read and leave comments.
Similar barrels
Proof Research AR-Style Barrel Steel 6.5 Grendel 20in 8 Twist 4 Groove 5/8-24 Thread Gas Length Rifle
$579.99 at GunMag Warehouse · 2 stores
In stock
BSF Barrels AR-10 6.5mm Grendel Threaded AR Barrel 5/8x24 1-8 Rifle 20in .875 Strait Black/Stainless
$749.99 at MidwayUSA · 2 stores
In stock
JP Enterprises Supermatch Barrel With Headspaced Jp Enhanced Bolt 6.5 Grendel 22in Black
$593.75 at OpticsPlanet
In stock Sale