223 Remington Lower Receivers

Anderson Stripped Lower Receiver - No Logo - Black

Aero Precision M4E1 Complete Lower Receiver w/ ALG QMS Trigger - Kodiak Brown

Aero Precision M4E1 Complete Lower Receiver w/ ALG QMS Trigger - OD Green Anodized

Anderson Manufacturing AM-15 AR-15 Builder Set - 15" - Punisher

Anderson Manufacturing AM-15 Stripped Lower Receiver - Open - Anodized Black

SLR Rifleworks Billet Lower SLR 556

Anderson Mil-Spec Lower Build Kit - Stainless (Black)

Aero Precision M4E1 Builder Set w/ 12.7" ATLAS R-ONE M-LOK Handguard - Gunmetal Grain

Aero Precision M4E1 Builder Set w/ 10.3" ATLAS R-ONE M-LOK Handguard - Gunmetal Grain

Aero Precision M4E1 Builder Set w/ 15" Enhanced M-LOK Handguard - Gunmetal Grain

Aero Precision M4E1 Builder Set w/ Enhanced M-LOK Handguard - OD Snakeskin - 15"

Aero Precision M4E1 Builder Set w/ 9.3" ATLAS S-ONE M-LOK Handguard - Multi Terrain Camo

Aero Precision M4E1 Builder Set w/ 9.3" ATLAS R-ONE M-LOK Handguard - Yorktown Cerakote

Aero Precision M4E1 Builder Set w/ 15" ATLAS S-ONE M-LOK Handguard - Yorktown Cerakote

Aero Precision M4E1 Builder Set w/ 9.3" ATLAS S-ONE M-LOK Handguard - Yorktown Cerakote

Aero Precision M4E1 Builder Set w/ 9" Enhanced M-LOK Handguard - OD Topographic

Anderson Mil-Spec Lower Build Kit - Stainless (Silver)

Anderson Stripped Lower Receiver - No Logo - Sniper Grey

Armaspec Superlight Lower Parts Kit Stainless LPK .223/5.56 - Gold

Armaspec S3 Enhanced Trigger Guard - Gold

UTG PRO AR-15 Ambidextrous Billet Lower Receiver - FLR002

LANTAC Raven Billet Side Charging AR-15 Receiver Set - 1-RV-SET-SC-RAVEN

Mike-15 Gen 2 Bufferless Lower - Foxtrot Mike-15 G2 Bufferless Lower,Zhukov Stock W/Moe Grip

Mike-15 Gen 2 Bufferless Lower - G2 Bufferless Lower, Picatinny Rail Adapter W/Thrill Grip