Shop
Firearms
Accessories
Ammunition
Contact
Brands
About Us
About

Loading…

Circle Square Firearms

FFL# 8-23-017-01-8D-14962

Shop

Contact
Handguns
Rifles
Optics
Ammunition
About
Privacy Policy
Shipping Policy
Returns & Refunds
Terms of Use

Information

Firearms ship to your FFL
Background check required
(866) 303-7222
[email protected]

Legal

Terms of Use
Privacy Policy
Shipping Policy
Returns & Cancellations
Payment Processing

Product availability subject to all applicable federal, state, and local laws. Prices and availability subject to change. All firearms require FFL transfer and background check.Circle Square Firearms is the seller and merchant of record for all transactions.

© 2026 Circle Square Firearms

Powered by ArmoryFlow

Are you 18 or older?

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).

Home/Brands/Sds

S

Sds

18 products available at Circle Square Firearms

All Handguns Rifles Shotguns Optics Ammo Accessories

Tokarev T300 A1 Shotgun 12ga 3" Chamber 5rd Capacity 18.5" Barrel Black

SDS Arms

Tokarev T300 A1 Shotgun 12ga 3" Chamber 5rd Capacity 18.5" Barrel Black

Compare

SDS Imports Tokarev TX3 12 HDM A1 Shotgun 12 ga 3" Chamber 4rd Magazine 18.5" Barrel Nickel and Wood

SDS Arms

SDS Imports Tokarev TX3 12 HDM A1 Shotgun 12 ga 3" Chamber 4rd Magazine 18.5" Barrel Nickel and Wood

Compare

SDS Spandau S2 Mossy Oak Bottomland Shotgun 12ga 3" Chamber 4rd Capacity 24" Barrel Front Bead Sight

SDS Arms

SDS Spandau S2 Mossy Oak Bottomland Shotgun 12ga 3" Chamber 4rd Capacity 24" Barrel Front Bead Sight

Compare

SDS Arms Spandau S2 Shotgun 12 ga 3" Chamber 3rd Capacity 21" Barrel Truetimber Strata

SDS Arms

SDS Arms Spandau S2 Shotgun 12 ga 3" Chamber 3rd Capacity 21" Barrel Truetimber Strata

Compare

SDS Imports MAC 2 3 Gun Shotgun 12 ga 3" Chamber 3rd Magazine 21" Barrel Black

SDS Arms

SDS Imports MAC 2 3 Gun Shotgun 12 ga 3" Chamber 3rd Magazine 21" Barrel Black

Compare

SDS Imports Spandau S2 Shotgun 12 ga 3" Chamber 3rd Magazine 24'' Barrel Black

SDS Arms

SDS Imports Spandau S2 Shotgun 12 ga 3" Chamber 3rd Magazine 24'' Barrel Black

Compare

SDS Spandau S2 Mossy Oak Obsession Shotgun 12ga 3" Chamber 4rd Capacity 24" Barrel Front Bead Sight

SDS Arms

SDS Spandau S2 Mossy Oak Obsession Shotgun 12ga 3" Chamber 4rd Capacity 24" Barrel Front Bead Sight

Compare

SDS Spandau S2 Mossy Oak Bottomland Shotgun 12ga 3" Chamber 4rd Capacity 28" Barrel Front Bead Sight

SDS Arms

SDS Spandau S2 Mossy Oak Bottomland Shotgun 12ga 3" Chamber 4rd Capacity 28" Barrel Front Bead Sight

Compare

SDS Imports Tokarev TBP Shotgun 12 ga 3" Chamber 5rd Magazine 18.5" Barrel FDE

SDS Arms

SDS Imports Tokarev TBP Shotgun 12 ga 3" Chamber 5rd Magazine 18.5" Barrel FDE

Compare

SDS Imports TTF Titan 12 Shotgun 12 ga 3" Chamber 4rd Capacity 18.5" Barrel Black

SDS Arms

SDS Imports TTF Titan 12 Shotgun 12 ga 3" Chamber 4rd Capacity 18.5" Barrel Black

Compare

SDS Imports MAC 1014 Wood Shotgun 12 ga 3" Chamber 5rd Magazine 18.5" Barrel Wood

SDS Arms

SDS Imports MAC 1014 Wood Shotgun 12 ga 3" Chamber 5rd Magazine 18.5" Barrel Wood

Compare

SDS Imports Tokarev Bullpup Shotgun 12 ga 3" Chamber 5rd Magazine 18.5" Barrel ODG

SDS Arms

SDS Imports Tokarev Bullpup Shotgun 12 ga 3" Chamber 5rd Magazine 18.5" Barrel ODG

Compare

SDS Imports Mac 2 Tactical Marine Shotgun 12 ga 3" Chamber 5rd Magazine 18.5" Black and Nickel

SDS Arms

SDS Imports Mac 2 Tactical Marine Shotgun 12 ga 3" Chamber 5rd Magazine 18.5" Black and Nickel

Compare

SDS Imports Mac 2 Tactical Marine Wood Shotgun 12 ga 3" Chamber 4rd Magazine 18.5" Barrel Wood

SDS Arms

SDS Imports Mac 2 Tactical Marine Wood Shotgun 12 ga 3" Chamber 4rd Magazine 18.5" Barrel Wood

Compare

SDS Imports Spandau S2 Shotgun 12 ga 3" Chamber 3rd Magazine 28" Barrel Realtree Aspect

SDS Arms

SDS Imports Spandau S2 Shotgun 12 ga 3" Chamber 3rd Magazine 28" Barrel Realtree Aspect

Compare

SDS Arms Tokarev USA TX1 Pump Action Shotgun 12ga 3" Chamber 5rd Capacity 18.5" Barrel Black Stock

SDS Arms

SDS Arms Tokarev USA TX1 Pump Action Shotgun 12ga 3" Chamber 5rd Capacity 18.5" Barrel Black Stock

Compare

SDS Tokarev TT-12 PRO Shotgun 12ga 3" Chamber 5rd magazine(1) 18.5" Barrel Black w/ Red SA Magfed Mil-Spec Buffer Tube

SDS Arms

SDS Tokarev TT-12 PRO Shotgun 12ga 3" Chamber 5rd magazine(1) 18.5" Barrel Black w/ Red SA Magfed Mil-Spec Buffer Tube

Compare

SDS Imports MAC Inertia Tactical Shotgun 12 ga 3" Chamber 5rd Magazine 18.5" Barrel Walnut

SDS Arms

SDS Imports MAC Inertia Tactical Shotgun 12 ga 3" Chamber 5rd Magazine 18.5" Barrel Walnut

Compare