The Shank is built around a 7.5-inch Bear Creek Arsenal barrel chambered in .45 ACP, with an M4 contour finished in Parkerized. It's paired with a 6061 aluminum pistol-caliber AR-15 billet upper receiver. It pairs a 7-inch ultra-lightweight minimalist M-LOK handguard with a Hughes Precision thread adapter, giving this build a Suppressor Ready configuration since no muzzle device is installed on that threading. BCG and charging handle are not included, leaving the buyer to supply those components separately.
The barrel is 7.5 inches long, chambered in .45 ACP and built from 4150 chrome moly vanadium steel with a Parkerized finish and M4 contour. It carries a 1:16 twist rate and a .578x28 RH muzzle thread. A Hughes Precision thread adapter is fitted at the muzzle, stepping the .578x28 RH female input thread down to a 5/8x24 RH male output thread, with no muzzle device installed on that final threading.
The upper receiver is a 6061 aluminum billet unit built for the pistol-caliber AR-15 platform. Over the barrel sits a 7-inch ultra-lightweight minimalist handguard finished in black, using an M-LOK attachment system with a full-length Picatinny rail running along its top. This handguard does not include anti-rotation tabs.
The Hughes Precision thread adapter converts this barrel's .578x28 RH threading to a 5/8x24 RH output, and no muzzle device is installed on that output threading, which is what makes this build Suppressor Ready. The bare threaded end leaves that output open for the buyer's own suppressor mounting solution.
Follow all manufacturer instructions and safe handling practices.
Ensure compliance with all applicable federal, state, and local laws.
Verify suppressor and mounting-system compatibility before use.
BCG and charging handle are not included.
Caliber: .45 ACP
Platform: Pistol-Caliber AR-15
Barrel Brand: Bear Creek Arsenal
Barrel Length: 7.5 Inches
Barrel Profile: M4 Contour
Barrel Material: 4150 Chrome Moly Vanadium Steel
Barrel Finish: Parkerized
Twist Rate: 1:16
Gas Block Journal: .750 Inch
Barrel Thread Pitch: .578x28 RH
Upper Receiver: Pistol-Caliber AR-15 Billet Upper Receiver
Upper Material: 6061 Aluminum
Handguard: 7-Inch Ultra-Lightweight Minimalist Handguard
Attachment System: M-LOK Compatible
Handguard Feature: No Anti-Rotation Tabs
Top Rail: Full-Length Picatinny Rail
Thread Adapter: Hughes Precision Thread Adapter
Adapter Input Thread: .578x28 RH Female
Adapter Output Thread: 5/8x24 RH Male
Color: Black
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