Spikes SFT50M4 Flat Top Stripped Upper Multi-Caliber 7075-T6 Aluminum Black Anodized Receiver for M4 Platform $103.50
ZEV UR556FOR Forged Upper Receiver 5.56x45mm NATO 7075-T6 Aluminum Black Anodized Receiver for AR-15 $128.38
Aero Precision APAR501603C Stripped Upper Receiver Multi-Caliber 7075-T6 Aluminum Black Anodized Receiver for AR-15 $76.49
Aero Precision APAR501603AC Assembled Upper Receiver Multi-Caliber 7075-T6 Aluminum Black Anodized Receiver for AR-15 $93.49
Aero Precision APAR501801C Stripped Upper Receiver Multi-Caliber 7075-T6 Aluminum Flat Dark Earth Cerakote Receiver for AR-15 $89.24
Spikes STU5435MLS Complete Upper 5.56x45mm NATO 16" Black Phosphate/Midlength Barrel, 7075-T6 Aluminum Black Receiver, 12" SAR3 Free-Floating Handguard for AR-15 $630.00
Aero Precision APAR700201C M4E1 Threaded Stripped Upper Receiver 5.56x45mm NATO 7075-T6 Aluminum Black Anodized Receiver for AR-15 $97.74
Wilson Combat TRUPPERBIL Billet Upper 5.56x45mm NATO 7075-T6 Aluminum Black Anodized Receiver for AR-15 $214.95
Aero Precision APAR308505C Stripped Upper Receiver 308 Win 7075-T6 Aluminum Flat Dark Earth Cerakote Receiver for M5 Platform $140.24
Aero Precision APAR501801AC Assembled Upper Receiver Multi-Caliber 7075-T6 Aluminum Flat Dark Earth Cerakote Receiver for AR-15 $106.24
Aero Precision APAR308503C Stripped Upper Receiver 308 Win 7075-T6 Aluminum Black Anodized Receiver for M5 Platform $127.49
Wilson Combat TRUPPER Forged Upper Receiver 5.56x45mm NATO 7075-T6 Aluminum Black Anodized Receiver for AR-15 $84.95
Aero Precision APAR600201AC M4E1 Enhanced Upper Receiver 5.56x45mm NATO 7075-T6 Aluminum Black Anodized Receiver for AR-15 $148.74
Adams Arms FGAA01366 P3 Complete Piston Upper 300 Blackout 12.50" Black Nitride Barrel, Aluminum Black Receiver, AARS M-LOK Handguard for AR-Platform $1,689.00
Anderson B2K612DF000P Optic Ready Complete Upper 6.5 Grendel 16" Black Barrel, 7075-T6 Aluminum Black Anodized Receiver, A2 Handguard for AR-15 (Retail Packaged) $372.48