// Category
Upper
39 products · sorted A–Z
Guntec USA
9mm Complete Upper Receiver
Angstadt Arms
0940 Pistol Caliber Upper Receiver
ABC Rifle Company
ABC 9mm Upper Receiver
Angstadt Arms
Angstadt Pistol Caliber Upper Receiver
AA0940URBA
Used in GF-AA9
Wilson Combat
AR9 9mm Upper Receiver
CMMG
Banshee Mk9 9mm Upper Receiver
Faxon Firearms
Bantam 9mm PCC Upper Receiver
Lead Star Arms
Barrage 9mm Upper Receiver
Battle
Battle Arms Development XIPHOS Lightweight Dedicated PCC AR9 Upper Receiver
XIPHOS-UR-BLK
Used in Xiphos
Bear Creek Arsenal
BCA 9mm Bufferless Upper Receiver
Bear Creek Arsenal
BCA 9mm Side Charging Upper Receiver
Brownells
BRN-9 9mm Upper Receiver
New Frontier Armory
C-9 9mm Complete Upper Receiver
Diamondback Firearms
DB9 9mm Upper Receiver
Dark Storm Industries
DS-9 9mm Upper Receiver
EPC-9 - Threaded Upper Receiver w/ LRBHO
Aero Precision
EPC-9 Complete Upper Receiver
Foxtrot Mike Products
FM-9 Complete Upper Receiver
Foxtrot Mike Products
FM-15 9mm Upper Receiver
Freedom Ordnance
FX-9 9mm Upper Receiver
Ghost Firearms
Ghost 9mm Complete Upper Receiver
JP Enterprises
GMR-15 9mm Upper Receiver
KAK Industry
KAK 9mm Upper Receiver
Rock River Arms
LAR-9 9mm Upper Receiver
Matador Arms
MAT-9 Roller Delayed Upper Receiver
Matador Arms
MAT-9K Blowback Upper Receiver
Matador Arms
MAT-9K Roller Delayed Upper Receiver
Matador Arms
MAT-9K™ Roller Delayed Upper Receiver Black
Matador Arms
MAT-9K™ Roller Delayed Upper Receiver FDE
MAT-9K
Used in Frankenine - Roller Delay Build
Matador Arms
MAT-9™ Roller Delayed Upper Receiver Black
Matador Arms
MAT-9™ Roller Delayed Upper Receiver FDE
Matador Arms
MAT-9™ Roller Delayed Upper Receiver Gray
MAT-9
Matador Arms
Matador Glock Mag Compatible Lower Receiver (GLR)
Palmetto State Armory
PSA AR-9 Complete Upper Receiver
Quarter Circle 10
QC10 9mm Upper Receiver
CMMG
Resolute Mk9 9mm Upper Receiver
Harrington & Richardson
Retro 635 9mm Complete Upper Receiver
Stern Defense
SD Mod 4 9mm Upper Receiver
Battle Arms Development
XIPHOS Dedicated PCC AR9 Upper Receiver
Other categories