AR15 Parts
Gas & Brass Armory is your trusted source for AR-15 parts in Brandon, FL. Whether you're upgrading your current rifle or building a custom AR from the ground up, we stock high-quality components from top manufacturers like Aero Precision, Magpul, Radian Weapons, BCM, Geissele, and more. Shop complete uppers, stripped lowers, triggers, handguards, buffer kits, barrels, and everything you need for your next AR build. Our expert staff is here to help you build it right the first time.
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DBST OOPS! REPLACEMENT KIT
Doublestar Corp.
MSRP: $24.73$14.99Sometimes parts go missing or need replacement. Don't be caught unprepared with a useless rifle and stand ready with the Double Star Oops! Kit. The kit fits easily in your range bag, backpack, and even in your pocket. Never say Oops! with the Double Star...MSRP: $24.73$14.99 -
DD LPK 556 BLK
Daniel Defense
MSRP: $165.20$118.00Lower receiver parts kit for the AR-15.MANUFACTURER: Daniel DefenseMPN: 05-013-21007MODEL: 0Description: Lower Receiver Parts KitFit: AR-15Caliber: 556NATOType: Lower Parts KitColor: BlackMSRP: $165.20$118.00 -
COLT LOWER RECEIVER PARTS KIT AR15
Colt's Manufacturing
MSRP: $152.95$109.25Convenient kit of genuine Colt factory parts includes all the small parts needed to finish a small-pin AR-15 lower receiver, and install the trigger group and pistol grip of your choice. Or, use the kit to rebuild the worn internals of an old rifle and...MSRP: $152.95$109.25 -
CMMG LOW PRO GAS BLOCK .750 ID
CMMG
MSRP: $43.43$31.02.750" Low profile gas block. Includes installation screws.MANUFACTURER: CMMGMPN: 55DA38DMODEL: ARDescription: .750"Type: Gas BlockColor: BlackMSRP: $43.43$31.02 -
CMMG PARTS KIT AR15 MAGAZINE CATCH
CMMG
MSRP: $18.78$11.38High quality components and precise manufacturing make CMMG parts ideal for maintaining and upgrading firearms. The durability, reliability and excellent build quality of these parts will ensure years of service you can count on.MANUFACTURER: CMMGMPN:...MSRP: $18.78$11.38 -
CMMG AR15 END PLATE AMBI SLING POINT
CMMG
MSRP: $12.08$7.32Since 2002 CMMG has been the leading manufacturer of AR-15 rifles, AR-10 rifles, and trailblazing AR technologies. CMMG offers premium AR-15 and AR-10 rifles, parts, and accessories.MANUFACTURER: CMMGMPN: 55CA9ACMODEL: Receiver End PlateColor: BlackMSRP: $12.08$7.32 -
CMMG AR15 BUFFER TUBE CASTLE NUT
CMMG
MSRP: $15.02$9.10Since 2002 CMMG has been the leading manufacturer of AR-15 rifles, AR-10 rifles, and trailblazing AR technologies. CMMG offers premium AR-15 and AR-10 rifles, parts, and accessories.MANUFACTURER: CMMGMPN: 55CA9CBMODEL: Receiver Extension NutFinish:...MSRP: $15.02$9.10 -
CMMG 9MM EJECTION PORT COVER KIT
CMMG
MSRP: $24.59$14.90Includes ejection port cover, rod, brass deflector, and spring.MANUFACTURER: CMMGMPN: 22BA627MODEL: 0Type: KitMSRP: $24.59$14.90 -
CMMG EJECTION PORT COVER KIT
CMMG
MSRP: $16.65$9.18Includes ejection port cover, rod, and spring.MANUFACTURER: CMMGMPN: 55BA6E3MODEL: 0Description: Ejection Port Cover KitType: KitMSRP: $16.65$9.18 -
CMMG LPK 556 WITHOUT GRIP/FIRE CONTR
CMMG
MSRP: $46.69$33.68This Gun builders kit includes most of the necessary parts to build up your lower group except the commonly upgraded parts. Does not include Trigger Guard, Fire Control Group, or pistol grip.MANUFACTURER: CMMGMPN: 55CA601MODEL: 0Description: Lower...MSRP: $46.69$33.68 -
CMMG LOW PRO GAS BLOCK .625 ID
CMMG
MSRP: $43.43$30.29.625" Low profile gas block. Includes installation screws.MANUFACTURER: CMMGMPN: 55DA3ACMODEL: ARDescription: .625"Type: Gas BlockColor: BlackMSRP: $43.43$30.29 -
CMMG M16/AR FIRING PIN SILVER
CMMG
MSRP: $15.18$9.20Since 2002 CMMG has been the leading manufacturer of AR-15 rifles, AR-10 rifles, and trailblazing AR technologies. CMMG offers premium AR-15 and AR-10 rifles, parts, and accessories.MANUFACTURER: CMMGMPN: 55BA41CMODEL: Firing PinColor: SilverMSRP: $15.18$9.20