The Mini 11-Inch 9mm AR-9 Complete Upper from Davidson Defense provides a compact and reliable platform for pistol-caliber enthusiasts. Built around an 11-inch barrel made from high-performance steel with straight profile, nitride finish, 1:10 twist rate, and 1/2x36 thread pitch, this upper delivers durability and resistance to wear. The AR-15 type upper receiver made from 7075-T6 aluminum features an anodized finish for enhanced resilience. A 10-inch freefloat M-Lok handguard constructed from 6061-T6 aluminum in sleek black finish showcases versatile accessory mounting options. The upper includes a Mil-Spec M4 charging handle and bolt carrier crafted from 8620 alloy steel with nitride finish for consistent operation.
The 11-inch barrel length delivers excellent ballistic performance with 9mm ammunition while maintaining a compact overall footprint. This configuration provides effective range capabilities in a maneuverable package ideal for close-quarters applications and pistol-caliber competition.
The straight profile barrel with nitride finish provides consistent accuracy while the nitride coating delivers a hard, corrosion-resistant surface that resists fouling and wear. The 1:10 twist rate ensures proper stabilization for common 9mm projectile weights from 115 to 147 grains.
The bolt carrier crafted from 8620 alloy steel with nitride finish provides the strength and reliability needed for 9mm blowback operation. This material choice ensures consistent cycling and durability across extended shooting sessions.
The 10-inch M-Lok handguard nearly extends to the muzzle, maximizing usable rail space for lights, grips, and laser modules. The freefloat design eliminates barrel contact for improved accuracy while the 6061-T6 aluminum construction keeps weight minimal for enhanced handling.
Follow safe handling and manufacturer instructions. Ensure compliance with all applicable federal, state, and local laws. Verify compatibility of all components before assembly. Designed for pistol-caliber builds—confirm 9mm compatibility with your lower receiver and magazine system.
Caliber: 9mm (9x19)
Barrel Material: High Performance Steel
Barrel Length: 11 inches
Barrel Thread Pitch: 1/2x36
Barrel Finish: Nitride
Barrel Profile: Straight
Barrel Twist Rate: 1:10
Muzzle Device: KAK Industry 9mm Mini Compensator
Muzzle Thread Pitch: 1/2x36
Handguard Material: 6061-T6 Aluminum
Handguard Color: Black
Handguard Style: M-Lok
Upper Receiver: AR-15 Upper Receiver, M4 Feedramps
Upper Receiver Material: 7075-T6 Aluminum
Upper Receiver Finish: Anodized
Charging Handle: AR-15 M4 Charging Handle Mil-Spec Quality
Bolt Carrier Material: 8620 Alloy Steel
Bolt Carrier Finish: Nitride
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