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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MAGPUL MOE ENHANCED TRIG GUARD FDE
Magpul Industries
MSRP: $15.59$10.00The MOE (Magpul Original Equipment) Enhanced Trigger Guard is a polymer drop-in replacement for the AR15 / M4 weapons platform. This upgraded trigger guard is easily installed without the use of specialized tools, using three set screws to secure it to...MSRP: $15.59$10.00 -
MAGPUL MOE ENHANCED TRIG GUARD BLK
Magpul Industries
MSRP: $15.59$10.00The MOE (Magpul Original Equipment) Enhanced Trigger Guard is a polymer drop-in replacement for the AR15 / M4 weapons platform. This upgraded trigger guard is easily installed without the use of specialized tools, using two set screws to secure it to the...MSRP: $15.59$10.00 -
LUTH AR CARBINE LOCK RING/CASTLE NUT
Luth-AR
MSRP: $7.84$0.00High 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: $7.84$0.00Qty in Cart: 0Quantity:Price:MSRP: $7.84$0.00Subtotal: -
LUTH AR CARBINE LATCH PLATE
Luth-AR
MSRP: $5.05$0.00High 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: $5.05$0.00Qty in Cart: 0Quantity:Price:MSRP: $5.05$0.00Subtotal: -
LBE AR15 END PLATE BLK
LBE Unlimited
MSRP: $9.65$8.00The 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$8.00 -
LBE AR CASTLE NUT
LBE Unlimited
MSRP: $10.63$9.00The LBE AR-15 Castle Nut is made of 4140 steel and has a Magnesium Phosphate finish. Made in the USA.MANUFACTURER: LBE UnlimitedMPN: ARCNUTMODEL: Castle NutFinish: Manganese PhosphateType: Castle NutMSRP: $10.63$9.00 -
LBE AR TRIGGER GUARD
LBE Unlimited
MSRP: $6.91$6.00Standard AR15 Trigger Guard.MANUFACTURER: LBE UnlimitedMPN: AR15TGMODEL: 0Description: AluminumType: Trigger GuardMSRP: $6.91$6.00 -
LBE AR ESSENTIALS KIT
LBE Unlimited
MSRP: $18.89$13.00LBE 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$13.00 -
LBE AR SWIVEL ASSEMBLY
LBE Unlimited
MSRP: $11.32$9.00AR Swivel Assembly, included is a Mil Spec Swivel and RivetMANUFACTURER: LBE UnlimitedMPN: ARSWIVMODEL: AR Swivel AssemblyType: PartMSRP: $11.32$9.00 -
LBE AR FRONT SIGHT TAPER PINS
LBE Unlimited
MSRP: $7.34$6.00AR Front Sight Taper Pins, US Made. Pack of 2MANUFACTURER: LBE UnlimitedMPN: ARTPSMODEL: AR Front Sight Taper PinsType: PartMSRP: $7.34$6.00 -
LBE AR15 BOLT CATCH PLUNGER 20PK
LBE Unlimited
MSRP: $13.81$10.00Pack of 20 AR-15 bolt catch plungers. Made in the USA.MANUFACTURER: LBE UnlimitedMPN: ARBCPL20PKMODEL: 0Description: AR-15 Bolt Catch PlungerType: PartMSRP: $13.81$10.00 -
LANTAC RPS END PLATE & CASTLE NUT
LanTac USA LLC
MSRP: $76.99$55.00High quality components and precise manufacturing make Lantac 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: LanTac...MSRP: $76.99$55.00