AR15 Upper Receivers

Aero Precision

AERO PRECISION M4E1T COMPLETE UPPER 16" RM15 5.56/223 | GAPAR700705M7

Aero Precision

AERO PRECISION M4E1T COMPLETE UPPER 10" BARREL 300BLK | GAPAR700702M4

Aero Precision

AERO PRECISION M4E1T COMPLETE UPPER 10.5" 5.56 BARREL | GAPAR700702M2

Aero Precision

AERO PRECISION M4E1T COMPLETE UPPER 8" BARREL 300BLK | GAPAR700701M1

Aero Precision

AERO PRECISION M4E1T COMPLETE UPPER 16" BARREL 5.56/223 | GAPAR700305M7

STERN DEFENSE

STERN DEF. PISTOL UPPER 9MM 8.5" BBL. 10" M-LOK RAIL | S01560

STERN DEFENSE

STERN DEF. UPPER 9MM 16.1" 15" M-LOK HANDGUARD BLACK | S01553

MIDWEST INDUSTRIES

MI UPPER RECEIVER AR15 5.56MM 10.5" 1:7 CARBINE M-LOK NO BCG | MI556CRM9U

FAXON FIREARMS

FAXON BANTAM COMPLETE 9MM UPPER RECEIVER 16" | FX916U

ALEXANDER ARMS

ALEXANDER AR15 DIY 16" UPPER KIT 6.5 GRENDEL | KIT6516