Tactical Rat Dog SBR 9MM


Standard Rat Dog but with Mlok to add all the toys. In addition, we added the HK 3 lug muzzle device so you can use your favorite suppressor without having to change the muzzle device.



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Tactical Rat Dog SBR 9MM

Barrel Specifications:

  • Length and Material: The barrel is an 8.3-inch straight profile made from 4150 Chrome Moly Vanadium steel, known for its strength and durability.
  • Feed Ramp: It features an enhanced feed ramp designed for reliable feeding with a variety of ammunition, including specialized home defense rounds.
  • Gas System: The carbine operates on a blowback 9mm gas system.
  • Muzzle Device: Equipped with an HK 3 lug muzzle device, it is compatible with all major 9mm suppressor manufacturers using a 3 lug mount.
  • Twist Rate: The barrel has a 1:10 twist rate, optimizing bullet stability and accuracy.

Handguard Features:

  • Material: The 7-inch handguard is constructed from 6061 T6 aluminum, offering a balance of strength and lightweight performance.
  • Mounting Options: Includes offset Mlok slots at 3, 6, and 9 o’clock, as well as the 45-degree angles, for versatile accessory mounting.
  • Top Rail: A full-length Picatinny rail runs along the top for the attachment of optics and other accessories.
  • Stability: Features front and rear anti-rotational QD points on both sides and a retention system with anti-rotational tabs to ensure the handguard remains secure, even under heavy use.

Bolt Carrier Group (BCG):

  • Construction: The BCG is meticulously machined from a solid piece, enhancing reliability and durability under the stress of a direct blowback system.
  • Finish: Coated in ArmorLube Advanced DLC for superior lubricity, corrosion protection, and extended life.
  • Features: It is full auto capable and includes an AR15 style extractor for reliable performance.

Upper Receiver:

  • Material: Precision machined from 7075-T6 Aluminum to exacting tolerances.
  • Design: The upper is billeted from a solid piece of aluminum to ensure perfect alignment with the PCC lower receiver, providing a flat surface for a properly seated barrel.

Lower Receiver:

  • Material: Machined from solid billet 7075 T6 aluminum, maintaining the high-quality standards found in all our rifles.
  • Mag Well: Features a flared mag well for faster reloads under stress, designed specifically for Glock style magazines.
  • Buffer Tube Enhancements: Includes position drain holes for maritime environments, a carrier support extension that prevents carrier tilt and wear, and a system that holds the buffer pin securely in place.

Buffer System:

  • Components: Equipped with an MD 9MM buffer and a stainless steel cryo-treated flat wire buffer spring that eliminates noise and increases forward pressure, significantly enhancing reliability in feeding rounds.

Trigger System:

  • Type: The AR Black Gold PCC trigger is built to withstand the abuse of a direct blowback system, ensuring consistent and reliable trigger performance.

Additional Features:

  • Endplate: Includes a QD insert for quick and easy sling attachment.

This Rat Dog 9MM PCC is engineered for precision, performance, and versatility, making it an ideal choice for both tactical and recreational shooters seeking a reliable and high-performing carbine.

Additional information


Full auto capable, Dedicated 9MM Solid piece bolt

BCG coating

ArmorLube Advanced DLC

Billet Upper

Billet 7075-T6 Aluminum

Billet Lower

Billet 7075 T6 aluminum

The Barrel

4150 Chrome moly vanadium steel

Barrel Length

8.3 Inch

Hand Guard

6061 T6 aluminum



Rail Mounting System

Picatinny top rail, Mlok

Muzzle threads


Gas System

Direct blow back


5.8 LBS




Glock pattern


Bulldog Tactical 36'' Deluxe tactical rifle


Timney AR PCC Two Stage Trigger

Safety Selector


Charging Handle

Radian Raptor Ambidextrous


E series Cerakote on top of Type 3 hardcoat anodized

Buffer weight

5.5 oz

Buffer spring

Proprietary Flat Wire


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