Diamondback AR-15 Parts & Accessories
Diamondback is a respected mid-tier brand that offers a wide range of AR-15 parts and accessories, including barrels, bolt carrier groups, handguards, and lower receivers. The company has been in business for over 20 years and is based in the USA, with a corporate and investor-backed structure.
Diamondback was established in 20+ Years.
Manufacturing origin: Made in USA.
Market positioning: Mid-Tier.
Diamondback has 195 products available on GunPartPicker, ranging from $0.00 to $1400.00.
Diamondback Product Categories
- Barrel: 102 products
- Complete Rifle: 86 products
- Lower Receiver: 4 products
- Handguard: 2 products
- Bolt Carrier Group: 1 product
Stock status: 56 in stock, 139 out of stock.
1-16 of 102 results
1-16 of 102 results
Diamondback
Diamondback AR-15 223 Rem & 556 NATO 16" 1:8 Barrel, Black Nitride Finish - 556M16M50B8R
4.5 (2 reviews)
Caliber: .223 Wylde
Gas System: Carbine
Length: 16
Twist: 1:8
Contour: M4
Caliber
.223 Wylde
Gas System
Carbine
Length
16
Twist
1:8
Contour
M4
$94$94
In Stock$94$94
In Stock
Diamondback
Diamondback Firearms New York Compliant Barrel, Black - 556C16H50B8NYR
Caliber: 5.56 NATO
Gas System: Carbine
Length: 16
Twist: 1:8
Contour: HBAR
Caliber
5.56 NATO
Gas System
Carbine
Length
16
Twist
1:8
Contour
HBAR
$86$86
In Stock$86$86
In Stock
Diamondback
Diamondback Firearms Barrel - Black, Unleash Precision and Performance - 762X39C16M50B95R
Caliber: 7.62x39mm
Length: 16
Twist: 1:9
Caliber
7.62x39mm
Length
16
Twist
1:9
$94$94
In Stock$94$94
In Stock
Diamondback
Diamondback Firearms Barrel - Black, Unleash Precision and Performance - 762X39C10M50B95R
Caliber: 7.62x39mm
Caliber
7.62x39mm
$83$83
In Stock$83$83
In Stock
Diamondback
Diamondback Firearms AR-10 308 Win 16" 1:10 Twist Barrel, Black Nitride Finish - 308M16L50B10R
Caliber: .308 Win
Gas System: Mid-Length
Length: 16
Twist: 1:10
Contour: M4
Caliber
.308 Win
Gas System
Mid-Length
Length
16
Twist
1:10
Contour
M4
$119$119
In Stock$119$119
In Stock
Diamondback
Diamondback Firearms Barrel - Black, Unleash Precision and Performance - 762X39P7H50B95R
Caliber: 7.62x39mm
Gas System: Pistol
Length: 7
Twist: 1:9
Contour: HBAR
Caliber
7.62x39mm
Gas System
Pistol
Length
7
Twist
1:9
Contour
HBAR
$73$73
In Stock$73$73
In StockDiamondback
Diamondback Firearms Barrel - Black, Unleash Precision and Performance - 556C16MF50B8R
Caliber: 5.56 NATO
Twist: 1:8
Contour: M4
Caliber
5.56 NATO
Twist
1:8
Contour
M4
$86$86
In Stock$86$86
In Stock
Diamondback
Diamondback Firearms AR-15 Barrel, 6.5 Grendel 18" 1:8 Twist, Black Nitride Finish - 65M18M50B8R
Caliber: 6.5 Grendel
Gas System: Mid-Length
Length: 18
Twist: 1:8
Caliber
6.5 Grendel
Gas System
Mid-Length
Length
18
Twist
1:8
$113$113
In Stock$113$113
In Stock
Diamondback
Diamondback Firearms Barrel - Black, Unleash Precision and Performance - 556C16M50B8R
Caliber: 5.56 NATO
Gas System: Carbine
Twist: 1:8
Caliber
5.56 NATO
Gas System
Carbine
Twist
1:8
$86$86
In Stock$86$86
In StockDiamondback
Diamondback Firearms AR-10 308 Win 16" 1:10 Twist Barrel, Black Nitride Finish - 308R18M50B10R
Caliber: .308 Win
Gas System: Rifle
Length: 30
Twist: 1:10
Contour: Medium
Caliber
.308 Win
Gas System
Rifle
Length
30
Twist
1:10
Contour
Medium
$115$115
In Stock$115$115
In Stock
Diamondback
Diamondback Firearms Barrel - Black, Unleash Precision and Performance - 556P55H50B8R
Caliber: 5.56 NATO
Gas System: Pistol
Twist: 1:8
Contour: HBAR
Caliber
5.56 NATO
Gas System
Pistol
Twist
1:8
Contour
HBAR
$73$73
In Stock$73$73
In Stock
Diamondback
Diamondback Carbon DB15 Pistol OD Green 5.56 7" Barrel 30-Rounds
Caliber: 5.56 NATO
Gas System: Pistol
Length: 7
Caliber
5.56 NATO
Gas System
Pistol
Length
7
$750$750
In Stock$750$750
In Stock
Diamondback
Diamondback 223WR18H50B7 223 Wylde 18\" Black QPQ Stainless Steel Barrel
Caliber: .223 Wylde
Length: 18
Caliber
.223 Wylde
Length
18
$84$84
In Stock$84$84
In Stock
Diamondback
Diamondback DB15BGB AR-15, Semi-automatic, 5.56 NATO/.223 Rem., 16" Barrel, 30+1 Rds.
Caliber: AR-15
Gas System: 5.56 NATO
Length: Standard
Twist: 16.0
Contour: Mid-Length
Caliber
AR-15
Gas System
5.56 NATO
Length
Standard
Twist
16.0
Contour
Mid-Length
$761$761
In Stock$761$761
In Stock
Diamondback
Diamondback DB15 SSFDE AR-15 Semi-automatic 5.56 NATO/.223 Rem. 16" Barrel 30+1 Rounds
Caliber: 5.56 NATO
Length: 16
Twist: 16.0
Contour: Mid-Length
Caliber
5.56 NATO
Length
16
Twist
16.0
Contour
Mid-Length
$584$584
In Stock$584$584
In Stock
Diamondback
Diamondback DB15 .223 Remington AR Rifle with 16" Barrel, Flat Dark Earth - DB1758K061
Caliber: .223 Remington
Length: 16
Caliber
.223 Remington
Length
16
$1,145$1,145
In Stock$1,145$1,145
In StockDiamondback
Diamondback AR-15 223 Rem & 556 NATO 16" 1:8 Barrel, Black Nitride Finish - 556M16M50B8R
4.5 (2 reviews)
Caliber: .223 Wylde
Gas System: Carbine
Length: 16
Twist: 1:8
Contour: M4
Caliber
.223 Wylde
Gas System
Carbine
Length
16
Twist
1:8
Contour
M4
In Stock
$94$94
$94$94
Diamondback
Diamondback Firearms New York Compliant Barrel, Black - 556C16H50B8NYR
Caliber: 5.56 NATO
Gas System: Carbine
Length: 16
Twist: 1:8
Contour: HBAR
Caliber
5.56 NATO
Gas System
Carbine
Length
16
Twist
1:8
Contour
HBAR
In Stock
$86$86
$86$86
Diamondback
Diamondback Firearms Barrel - Black, Unleash Precision and Performance - 762X39C16M50B95R
Caliber: 7.62x39mm
Length: 16
Twist: 1:9
Caliber
7.62x39mm
Length
16
Twist
1:9
In Stock
$94$94
$94$94
Diamondback
Diamondback Firearms Barrel - Black, Unleash Precision and Performance - 762X39C10M50B95R
Caliber: 7.62x39mm
Caliber
7.62x39mm
In Stock
$83$83
$83$83
Diamondback
Diamondback Firearms AR-10 308 Win 16" 1:10 Twist Barrel, Black Nitride Finish - 308M16L50B10R
Caliber: .308 Win
Gas System: Mid-Length
Length: 16
Twist: 1:10
Contour: M4
Caliber
.308 Win
Gas System
Mid-Length
Length
16
Twist
1:10
Contour
M4
In Stock
$119$119
$119$119
Diamondback
Diamondback Firearms Barrel - Black, Unleash Precision and Performance - 762X39P7H50B95R
Caliber: 7.62x39mm
Gas System: Pistol
Length: 7
Twist: 1:9
Contour: HBAR
Caliber
7.62x39mm
Gas System
Pistol
Length
7
Twist
1:9
Contour
HBAR
In Stock
$73$73
$73$73
Diamondback
Diamondback Firearms Barrel - Black, Unleash Precision and Performance - 556C16MF50B8R
Caliber: 5.56 NATO
Twist: 1:8
Contour: M4
Caliber
5.56 NATO
Twist
1:8
Contour
M4
In Stock
$86$86
$86$86
Diamondback
Diamondback Firearms AR-15 Barrel, 6.5 Grendel 18" 1:8 Twist, Black Nitride Finish - 65M18M50B8R
Caliber: 6.5 Grendel
Gas System: Mid-Length
Length: 18
Twist: 1:8
Caliber
6.5 Grendel
Gas System
Mid-Length
Length
18
Twist
1:8
In Stock
$113$113
$113$113
Diamondback
Diamondback Firearms Barrel - Black, Unleash Precision and Performance - 556C16M50B8R
Caliber: 5.56 NATO
Gas System: Carbine
Twist: 1:8
Caliber
5.56 NATO
Gas System
Carbine
Twist
1:8
In Stock
$86$86
$86$86
Diamondback
Diamondback Firearms AR-10 308 Win 16" 1:10 Twist Barrel, Black Nitride Finish - 308R18M50B10R
Caliber: .308 Win
Gas System: Rifle
Length: 30
Twist: 1:10
Contour: Medium
Caliber
.308 Win
Gas System
Rifle
Length
30
Twist
1:10
Contour
Medium
In Stock
$115$115
$115$115
Diamondback
Diamondback Firearms Barrel - Black, Unleash Precision and Performance - 556P55H50B8R
Caliber: 5.56 NATO
Gas System: Pistol
Twist: 1:8
Contour: HBAR
Caliber
5.56 NATO
Gas System
Pistol
Twist
1:8
Contour
HBAR
In Stock
$73$73
$73$73
Diamondback
Diamondback Carbon DB15 Pistol OD Green 5.56 7" Barrel 30-Rounds
Caliber: 5.56 NATO
Gas System: Pistol
Length: 7
Caliber
5.56 NATO
Gas System
Pistol
Length
7
In Stock
$750$750
$750$750
Diamondback
Diamondback 223WR18H50B7 223 Wylde 18\" Black QPQ Stainless Steel Barrel
Caliber: .223 Wylde
Length: 18
Caliber
.223 Wylde
Length
18
In Stock
$84$84
$84$84
Diamondback
Diamondback DB15BGB AR-15, Semi-automatic, 5.56 NATO/.223 Rem., 16" Barrel, 30+1 Rds.
Caliber: AR-15
Gas System: 5.56 NATO
Length: Standard
Twist: 16.0
Contour: Mid-Length
Caliber
AR-15
Gas System
5.56 NATO
Length
Standard
Twist
16.0
Contour
Mid-Length
In Stock
$761$761
$761$761
Diamondback
Diamondback DB15 SSFDE AR-15 Semi-automatic 5.56 NATO/.223 Rem. 16" Barrel 30+1 Rounds
Caliber: 5.56 NATO
Length: 16
Twist: 16.0
Contour: Mid-Length
Caliber
5.56 NATO
Length
16
Twist
16.0
Contour
Mid-Length
In Stock
$584$584
$584$584
Diamondback
Diamondback DB15 .223 Remington AR Rifle with 16" Barrel, Flat Dark Earth - DB1758K061
Caliber: .223 Remington
Length: 16
Caliber
.223 Remington
Length
16
In Stock
$1,145$1,145
$1,145$1,145
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