Daniel Defense DD Barrel 5.56x45mm NATO 14.5″ 1:7 Twist

Description

Daniel Defense’s DD Barrel is a 14.5″ cold-hammer-forged barrel designed for AR-15 platforms chambered in .223 Rem / 5.56 NATO. The barrel is produced from 4150 Chrome Moly Vanadium steel and finished with black phosphate, and it uses a mid-length gas system. Cold hammer forging creates a defect-free bore and a consistent chamber; Daniel Defense completes these barrels at its Black Creek, GA facility.

Key Specifications

• The caliber is .223 Rem / 5.56 NATO.
• The barrel measures 14.50″ in length.
• The rate of twist is 1:7.
• The barrel material is 4150 Chrome Moly Vanadium steel.
• The exterior finish is Black Phosphate.
• The gas system is a Mid-Length configuration.
• The contour is Government.
• The barrel features a Lightweight Profile.
• The muzzle is threaded 1/2-28.
• The barrel weight is 1.5 lbs.

Engineered for durability and consistent performance, this Daniel Defense DD Barrel is suited to AR-15 builders and users who prioritize long service life and reliable accuracy from a factory cold-hammer-forged design. Its government contour and lightweight profile, paired with a 1:7 twist and mid-length gas system, make it a versatile component for a range of 5.56 NATO applications where consistent bore quality and dependable construction matter.