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).
Doublestar Corp.
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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.
Doublestar Corp., AR15 Lower Parts Kit, 223 Remington/5.56 NATO, Black Finish, Includes Fire Control Group, Fire Control Group Pins and Springs, Bolt Catch Assembly, Magazine Catch Assembly, Front Pivot Pin, Rear Takedown Pin, Takedown Springs (2), Takedown Detents (2), Trigger Guard Pin, Pistol Grip, Screw and Washer, Buffer Detent, Buffer Detent Spring
