Davidson Defense Aegis 4.5-inch 1:10 9MM AR-9 Freefloat M-Lok Handguard Pistol Upper Build Kit, Plan B Universal Muzzle Device No Minimum Order

Details

The Aegis 4.5-inch 1:10 9MM AR-9 Freefloat M-Lok Handguard Pistol Upper Build Kit offers a robust solution for AR-9 builds. Constructed from durable 4150 CrMoV steel, the 4.5-inch barrel features a nitride finish for corrosion resistance and extends a medium profile with a 1:10 twist rate, ensuring optimal performance for 9mm ammunition.

Included in the kit is the KAK Industry Plan B Universal Muzzle Device, made from 17-4 stainless steel and finished with nitride for additional durability. The freefloat M-Lok handguard, constructed from lightweight 6061-T6 aluminum, allows for flexible accessory attachment while maintaining a sleek black profile. The upper receiver is built from 7075 T6 aluminum with an anodized finish, ensuring strength and reliability for any gunsmith looking to build a functional and versatile AR-9 upper.

Specifications

Caliber: 9mm (9×19)

Barrel Length: 4.5-inch

Barrel Material: 4150 CrMoV

Barrel Thread Pitch: 1/2×36

Barrel Finish: Nitride

Barrel Profile: Medium

Barrel Twist Rate: 1:10

Muzzle Device: KAK Industry Plan B Universal Muzzle Device

Muzzle Device Material: 17-4 Stainless Steel

Muzzle Device Finish: Nitride

Handguard Material: 6061-T6 Aluminum

Handguard Color: Black

Handguard Style: M-Lok Freefloat

Upper Receiver Material: 7075 T6 Aluminum

Upper Receiver Finish: Anodized

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