Lower Parts
Build or upgrade your rifle with quality AR-15 lower parts from Gas & Brass Armory in Brandon, FL. We offer complete lower parts kits (LPKs), individual components, upgraded triggers, buffer retainers, takedown pins, and more. Whether you’re doing a full lower build or fine-tuning your trigger and controls, we carry reliable parts from Aero Precision, CMC, Rise Armament, and other trusted brands. Everything you need to finish your lower, all in one place.
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Out of stock
SEEKINS BILLET AR TRIGGER GUARD BLK
Seekins Precision
MSRP: $33.60$24.00The Seekins Precision Billet Trigger Guard is a functional upgrade for any Mil-Spec lower receiver. Machined from a solid piece of 6061-T6, the profile and size accommodate winter gloves while maintaining precise trigger control.MANUFACTURER: Seekins...MSRP: $33.60$24.00 -
Out of stock
LUTH AR AMBI SAFETY SELECTOR AR15
Luth-AR
MSRP: $38.15$28.00Ambidextrous Mil-Spec AR-15 safety selector with Manganese Phosphate finish.MANUFACTURER: Luth-ARMPN: LR-08BMODEL: 0Type: PartColor: BlackMSRP: $38.15$28.00 -
Out of stock
LUTH AR .750 ADJUSTABLE GAS BLOCK
Luth-AR
MSRP: $31.42$22.00Designed to fit barrels with a .750 diameter, this high-quality piece helps to improve the performance of your firearm. It's made from durable materials and easy to install, making it a must-have for any AR owner. Plus, its low-profile design won't add...MSRP: $31.42$22.00 -
Out of stock
LUTH AR HELICAL 1 PIECE GAS RING
Luth-AR
MSRP: $5.97$4.00High quality components and precise manufacturing make LuthAR 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:...MSRP: $5.97$4.00 -
Out of stock
LUTH AR EXTRACTOR O RING 10-PACK
Luth-AR
MSRP: $17.04$11.00High quality components and precise manufacturing make LuthAR 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:...MSRP: $17.04$11.00 -
Out of stock
LUTH AR 308 EJECTION PORT COVER ASSY
Luth-AR
MSRP: $13.94$9.00High quality components and precise manufacturing make LuthAR 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:...MSRP: $13.94$9.00 -
Out of stock
LBE AK PISTOL GRIP SCREW AND BUSHING
LBE Unlimited
MSRP: $12.42$7.00LBE AK Pistol Grip Screw and Bushing, all metal with a Mag Phosphate Finish. Made in the USA.MANUFACTURER: LBE UnlimitedMPN: AKPGSBMODEL: 0Description: AK Pistol Grip Screw and BushingType: PartColor: BlackMSRP: $12.42$7.00 -
Out of stock
LBE AR MAG CATCH ASSEMBLY
LBE Unlimited
MSRP: $8.30$5.00The LBE mag catch assembly includes the spring, mag catch and mag release button. Made in the USA.MANUFACTURER: LBE UnlimitedMPN: ARMCASYMODEL: ARType: KitColor: BlackMSRP: $8.30$5.00 -
Out of stock
LBE AR 308 DELTA RING ASSEMBLY
LBE Unlimited
MSRP: $32.79$20.00The LBE 308 Delta Ring Assembly includes the slip ring, snap ring and weld spring. Made in the USA.MANUFACTURER: LBE UnlimitedMPN: ARDRA308MODEL: AR 308Description: Delta Ring AssemblyType: PartColor: BlackMSRP: $32.79$20.00 -
Out of stock
LBE AR15 END PLATE BLK
LBE Unlimited
MSRP: $9.65$5.00The LBE AR-15 Receiver End Plate is made of steel and has a Magnesium Phosphate finish. Made in the USA.MANUFACTURER: LBE UnlimitedMPN: ARLPLTMODEL: AR-15Finish: Manganese PhosphateType: End PlateMSRP: $9.65$5.00 -
Out of stock
LBE AK RETAINING PLATE
LBE Unlimited
MSRP: $6.91$4.00US Made AK Retaining Plate, use in place of the shepard hook spring.MANUFACTURER: LBE UnlimitedMPN: AKRPLTMODEL: AK Retaining PlateType: PartMSRP: $6.91$4.00 -
Out of stock
LBE AR ESSENTIALS KIT
LBE Unlimited
MSRP: $18.89$10.00LBE US Made AR essentials kits are appropriate for your next build and great to have on hand to service your favorite AR.MANUFACTURER: LBE UnlimitedMPN: ARESNTLMODEL: AR Essentials KitType: PartMSRP: $18.89$10.00