The Aegis w/Magpul BTR Brace 4.5-inch 9MM AR-9 Full Build Kit is engineered for precision and performance in a compact pistol configuration. It features a 4.5-inch barrel made from 4150 Chrome Moly Vanadium with a 1:10 twist rate, nitride finish, and a medium profile. The freefloat M-Lok handguard, constructed from 6061-T6 aluminum in a sleek black color, provides ample customization options for mounting accessories.
This kit includes an upper receiver made of 7075-T6 aluminum with an anodized finish, a standard Mil-Spec charging handle, and a nitride-finished 9MM bolt carrier group, compatible with both Glock and Colt magazines. The Plan B universal muzzle device made from 17-4 stainless steel offers versatility in sound suppression and recoil management. Complemented by the sturdy Magpul BTR Pistol Brace, this build kit is ideal for gunsmiths looking to assemble a reliable and efficient AR-9 pistol.
Caliber: 9mm (9x19)
Barrel Length: 4.5 inches
Barrel Material: 4150 Chrome Moly Vanadium
Barrel Twist Rate: 1:10
Barrel Thread Pitch: 1/2x36
Barrel Finish: Nitride
Barrel Profile: Medium
Handguard Material: 6061-T6 Aluminum
Handguard Color: Black
Handguard Style: M-Lok Freefloat
Upper Receiver Material: 7075-T6 Aluminum
Upper Receiver Finish: Anodized
Charging Handle: AR-15 M4 Charging Handle Mil-Spec Quality
Bolt Carrier: 9MM Nitride Bolt Carrier Group 8620 Alloy Steel – Compatible with Glock and Colt Magazines (External Extractor)
Bolt Carrier Material: 8620 Alloy Steel
Bolt Carrier Finish: Nitride
Muzzle Device: KAK Industry Plan B Universal Muzzle Device
Muzzle Device Material: 17-4 Stainless Steel
Muzzle Device Finish: Nitride
Pistol Brace: Magpul BTR Pistol Brace
Brace Color: Black
Brace Material: Polymer
Buffer Tube: Standard Mil-Spec
Buffer Weight: 9mm Carbine Buffer
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