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.
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
-
CMMG AR-15 PARTS KIT FIELD REPAIR
CMMG
MSRP: $43.86$28.00The CMMG AR-15 Parts Kit Field Repair is designed to provide essential components for maintaining and restoring your AR-15 platform. Manufactured by CMMG, a respected name in firearms parts and accessories, this kit includes high-quality parts that meet...MSRP: $43.86$28.00 -
CMMG PARTS KIT AR15 UPPER PINS/SPRNG
CMMG
MSRP: $23.35$13.00The CMMG Parts Kit for AR-15 uppers includes essential pins and springs designed to meet or exceed military specifications, ensuring reliable performance and durability. Crafted by CMMG, a trusted name in firearms components, this kit provides the...MSRP: $23.35$13.00 -
CMMG PART KIT AR15 LOWER PINS/SPRING
CMMG
MSRP: $23.93$13.00The CMMG PART KIT AR15 LOWER PINS/SPRING is a precision-engineered assembly designed to meet or exceed military specifications. Crafted by CMMG, a trusted name in firearm components, this kit includes essential lower receiver pins and springs for AR15...MSRP: $23.93$13.00 -
CALDWELL AR FIELD REPAIR KIT
Caldwell
MSRP: $17.42$11.00The Caldwell AR Field Repair Kit is designed to provide essential replacement parts for AR-15 rifles. This comprehensive kit includes commonly needed detents and springs, addressing components that are prone to wear or accidental loss during regular use...MSRP: $17.42$11.00 -
BCM GUNFIGHTER TRGGR GUARD MOD 0 FDE
Bravo Company
MSRP: $11.47$7.00The Bravo Company BCM GUNFIGHTER TRGGR GUARD MOD 0 FDE is a precision-engineered trigger guard designed for AR-15, M16, and M4 style rifles. Crafted by Bravo Company, a trusted name in firearm components, this Mod 0 version offers a robust and reliable...MSRP: $11.47$7.00 -
BCM GUNFIGHTER TRGGR GUARD MOD 0 BLK
Bravo Company
MSRP: $11.47$7.00The Bravo Company BCM GUNFIGHTER TRGGR GUARD MOD 0 BLK is a precision-engineered trigger guard designed to enhance the functionality and durability of AR-15, M16, and M4 style rifles. Crafted with attention to detail, this trigger guard provides a secure...MSRP: $11.47$7.00 -
B5 TRIGGER GUARD COMPOSITE FDE
B5 Systems
MSRP: $11.76$8.00The B5 Systems TRIGGER GUARD COMPOSITE in Flat Dark Earth (FDE) is a durable and practical upgrade designed to replace the standard trigger guard on compatible rifles. Crafted from high-strength composite materials, this trigger guard offers enhanced...MSRP: $11.76$8.00 -
B5 TRIGGER GUARD COMPOSITE BLK
B5 Systems
MSRP: $11.76$8.00The B5 Systems TRIGGER GUARD COMPOSITE BLK is a durable replacement trigger guard designed to enhance the functionality of compatible rifles. Manufactured from high-strength composite materials, this trigger guard offers a lightweight yet robust option...MSRP: $11.76$8.00 -
B5 TRIGGER GUARD FDE
B5 Systems
MSRP: $31.35$19.00The B5 TRIGGER GUARD FDE from B5 Systems is a precision-engineered upgrade designed to enhance the functionality of your AR-style rifle. Featuring a robust construction with a Flat Dark Earth (FDE) finish, this trigger guard provides a durable and...MSRP: $31.35$19.00 -
B5 TRIGGER GUARD BLK
B5 Systems
MSRP: $31.35$19.00The B5 Systems TRIGGER GUARD BLK is a precision-engineered replacement trigger guard designed to enhance the functionality of AR-style rifles. Crafted from durable materials, this black trigger guard provides an expanded profile that facilitates easier...MSRP: $31.35$19.00 -
B5 END PLATE BLK
B5 Systems
MSRP: $31.35$19.00The B5 Systems End Plate in black is designed to provide a durable and reliable attachment point for single point slings. Crafted from solid steel, this one-piece end plate features limited rotation for secure and consistent performance. Its manganese...MSRP: $31.35$19.00 -
ADV TECH AR15 CASTLE NUT
ATI Outdoors
MSRP: $12.47$7.00The ADV TECH AR15 Castle Nut by ATI Outdoors is a precision-engineered component designed to enhance the assembly and stability of AR15 platforms. Crafted with durability and reliability in mind, this castle nut provides a secure fit, ensuring the proper...MSRP: $12.47$7.00