Slick Rat Dog SBR 9MM


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

The Barrel

  • 9MM PCC
  • 8.3 inch straight profile made from 4150 Chrome moly vanadium steel
  • Enhanced feed ramp for reliable feeding of even most home defense ammo.
  • Blowback 9mm gas system.
  • HK 3 lug muzzle device compatible with all major 9mm suppressor manufactures 3 lug mount.
  • 1:10 twist

The Handguard

  • 7 inch handguard made from 6061 T6 aluminum.
  • MP5 Style for sleek look
  • Designed with ergonomic slope for operator comfort.

In stock items are built and ready to ship.

(Expect 12 weeks for shipping on any backordered items) We are trying hard to get this time down so thank you for your business and patience.

In stock

Categories: , SKU: 20003


Slick Rat Dog SBR 9MM


  • Meticulously machined as a solid piece bolt for improved reliably and to handle the stress of a direct blow back system.
  • Finished in ArmorLube Advanced DLC for superior lubricity, corrosion protection, and durability.
  • Full auto capable.
  • AR15 style extractor.


  • The dedicated PCC upper is precision machined from 7075-T6 Aluminum to exacting tolerances to perfectly house our PCC BCG.
  • Billeted from a solid piece of aluminum to match perfectly with out PCC lower receiver and have a flat surface for a properly seated barrel that is inline with the upper.


  • Precision machined from solid billet 7075 T6 aluminum with the same level of OCD found in all our rifles.
  • Flared mag well for faster reloads under stress and designed for Glock style magazines.
  • Enhanced buffer tube features
    • Position drain holes to that easily removes water in maritime environments and prevents build up of gas and creating smoother cycling of BCG.
    • Carrier support extension that guides BCG into the extension prohibiting carrier tilt and excessive carrier wear while holding the buffer pin in place and making backing out under recoil impossible.
  • MD 9MM buffer and stainless steel cryo treated flat wire buffer spring that eliminates “twang” noise and increasing forward pressure which greatly increases reliability while feeding rounds.
  • Timney PCC two stage trigger built to withstand the abuse of a direct blowback system.
  • QD insert on the endplate.

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

Barrel Material

4150 Chrome moly vanadium steel

Barrel Length

8.3 inch

Hand Guard

6061 T6 aluminum

Gas System

Direct blow back



Rail Mounting System

Picatinny top rail

Muzzle threads



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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