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Description
The Tenacious is a 9mm AR-9 Full Build Kit built around a compact 10.5-inch direct blowback platform. The kit centers on a 10.5-inch medium profile 4150 CrMoV steel barrel with a nitride finish, 1:10 right-hand twist rate, and 1/2x36 thread pitch, paired with a KAK Industry 9mm mini compensator at 1/2x36 and a black 1/2-inch crush washer.
The Vertex Enhanced Pistol Caliber AR-15 billet upper receiver in black is paired with a 10-inch freefloat M-LOK handguard in black featuring a full-length top Picatinny rail and integrated QD sling mounts. A complete 9mm nitride bolt carrier group in 8620 alloy steel with an external extractor compatible with Glock and Colt pattern magazines, and a Mil-Spec AR-15 M4 charging handle complete the upper side.
The lower hardware includes a complete Mil-Spec AR-15 lower parts kit, a Mil-Spec heavy-duty 6-position aluminum carbine buffer tube, an AR-15 9mm carbine buffer, a USA-made standard AR-15 carbine recoil spring, a Mil-Spec AR-15 M16 receiver end plate, and an AR-15 carbine castle nut. The Magpul BTR pistol brace in black is included. Lower receiver not included.
FEATURES
• 10.5-inch medium profile 4150 CrMoV steel barrel, nitride finish, 1:10 right-hand twist, 1/2x36 thread pitch, 9mm
• Direct blowback platform
• KAK Industry 9mm mini compensator, 1/2x36, black 1/2-inch crush washer included
• Vertex Enhanced Pistol Caliber AR-15 billet upper receiver, black
• 10-inch freefloat M-LOK handguard, black, full-length top Picatinny rail, integrated QD sling mounts
• Complete 9mm nitride bolt carrier group, 8620 alloy steel, external extractor, Glock and Colt pattern magazine compatible
• Mil-Spec AR-15 M4 charging handle
• Complete Mil-Spec AR-15 lower parts kit
• Mil-Spec heavy-duty 6-position aluminum carbine buffer tube
• AR-15 9mm carbine buffer
• Standard AR-15 carbine recoil spring, made in USA
• Mil-Spec AR-15 M16 receiver end plate
• AR-15 carbine castle nut
• Magpul BTR pistol brace, black
SPECIFICATIONS
– Platform: AR-9 Pistol Build Kit
– Caliber: 9mm (9x19)
– Barrel Length: 10.5"
– Barrel Profile: Medium Profile
– Twist Rate: 1:10 RH Twist
– Barrel Material: 4150 CrMoV Steel
– Barrel Finish: Nitride
– Thread Pitch: 1/2x36
– Upper Receiver: Vertex Enhanced Pistol Caliber AR-15 Billet Upper Receiver
– Handguard Length: 10"
– Handguard Type: Free Float M-LOK Handguard
– Handguard Features: Full-Length Top Picatinny Rail, Integrated QD Sling Mounts, No Anti-Rotation Tabs
– Muzzle Device: KAK Industry 9mm Mini Compensator
– Muzzle Device Thread Pitch: 1/2x36
– Crush Washer: Black 1/2" Crush Washer Included
– Bolt Carrier Group: 9MM Nitride BCG, 8620 Alloy Steel
– BCG Compatibility: Glock and Colt Pattern Magazines
– Extractor Type: External Extractor
– Charging Handle: AR-15 M4 Mil-Spec Charging Handle
– Lower Parts Kit: Complete Mil-Spec AR-15 Lower Parts Kit
– Buffer Tube: Mil-Spec Heavy-Duty AR-15 6-Position Buffer Tube
– Buffer: AR-15 9mm Carbine Buffer
– Recoil Spring: Standard AR-15 Carbine Recoil Spring, Made in USA
– Receiver End Plate: AR-15 M16 Mil-Spec Receiver End Plate
– Castle Nut: AR-15 Carbine Castle Nut
– Brace: Magpul BTR Pistol Brace, Black
– Color: Black
SKU: PI-PK-9MM-65040-BTR
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