Circle Square Firearms sells firearms, ammunition, and related products. You must be at least 18 years of age to enter.
Some products and transactions may require additional verification and a higher minimum age (21 for handguns under federal law).
SDS Arms
Ask Circle Square Firearms to hold this item for you.
Or contact Circle Square Firearms directly at (866) 303-7222 or [email protected].
Prices and availability subject to change without notice. Product availability subject to applicable federal, state, and local laws.
Increase the capacity of your TX3 HDA1 Titan or Hammer 12 Gauge series shotguns with this magazine tube extension. Easily installs in seconds with no permanent modification to the firearm. Increases Magazine Tube Capacity to 6+1 with 2 3/4" Shells
