Diamondback 65M18M50B8R OEM Replacement 6.5 Grendel 18 Mid-Length Black Nitride 4150 Chrome Moly Vanadium Steel

Gear Diamondback UPC 815875019084

Diamondback 65M18M50B8R OEM Replacement 6.5 Grendel 18 Mid-Length Black Nitride 4150 Chrome Moly Vanadium Steel
$110.99

at Good 4 Guns ·

Shipping calculated in cart

View at Good 4 Guns →

9 retailers · $119.99 to $138.14 shipped

This listing: BattleHawk Armory $112.32, out of stock

Offers

Diamondback 18" 6.5 Grendel AR Barrel - Mid Length
Good 4 Guns In Stock Checked 44 minutes ago Condition: New
$110.99 + shipping in cart
History
Diamondback Firearms AR-15 Barrel, 6.5 Grendel 18" 1:8 Twist, Black Nitride Finish - 65M18M50B8R
Palmetto State Armory In Stock Checked 12 days ago
$113.99 + shipping in cart
History
Diamondback 18 Nitride 6.5 Grendel Midlength Barrel
Ammunition Depot In Stock Checked 1 hour ago
$119.49 + shipping in cart
History
Diamondback Firearms OEM Replacement Barrel Grendel AR-15 6.5mm Grendel 18in Medium Profile Mid-Length 1-8 Twist 5/8 x 24 Thread 4150 CrMov Black
Optics Planet In Stock Checked 39 minutes ago
$119.99 + free shipping
History
Diamondback 65M18M50B8R DB Barrel 6.5 Grendel 18" Mid-Length Black Nitride 4150 Chrome Moly Vanadium Steel
E-Commerce Arms In Stock Checked 49 minutes ago Condition: New
$127.68 $115.73 + $11.95
History
Diamondback DB 6.5 Grendel Vanadium Steel Rifle Barrel - 18in - Black Nitride 5/8 x 24
Sportsmans Warehouse In Stock Checked 2 hours ago
$136.00 + shipping in cart
History
DIAMONDBACK FIREARMS Barrel 6.5 Grendel 18 Mid Length Black Nitride
Kentucky Gun Co In Stock Checked 6 hours ago
$138.14 $124.20 + $13.94
History
Diamondback 65M18M50B8R OEM Replacement 6.5 Grendel 18 Mid-Length Black Nitride 4150 Chrome Moly Vanadium Steel
BattleHawk Armory Out of Stock Checked 1 hour ago SKU 815875019084
$112.32 + shipping in cart
History
Diamondback DB Barrel 6.5 Grendel 18 Barrel Mid Length
GrabAGun Out of Stock Checked 2 hours ago
$129.99 + shipping in cart
History

Shipping estimate for one item to the lower 48 from the retailer's published policy or feed; the retailer's cart is final.

Price history

Lowest price across retailers each day.

Lowest seen
$109.99
Typical price
$110.99
Tracked since
Apr 10, 2026

Today's best price is $1.00 above the 215-day low and about typical.

Embed this chart

A live price-history image, updated as we track new prices. Paste the snippet that matches where you're posting.