45 Complete Pistol Upper
As with all quality weapons, you have to start with a solid base, and our JT-45 complete upper receiver is precision CNC-machined from solid aerospace billet aluminum. This complete upper receiver is perfect for any high-quality .45 pistol build. Add in our 9" free float handguard, and you have a very attractive, functional, and lightweight precision weapon.
- T6 Aerospace-grade Billet aluminum lower and upper receivers
- Nitride-treated precision machined 8.5" .45 Barrel
- 1:16 twist rate
- Reduced-friction black nitride bolt carrier group
- MPI/HP tested bolt
- 5/8-24 threads
- Chamber .45
- Extended M4 Feed Ramps
- JT 9" Float M-LOK Rail
- JT Flash Can recessed into handguard
- Billet 7075 Charging Handle with ambidextrous controls
- Made in the USA
Warning: The shortest legal length barrel for a rifle is 16". The barrel length of this upper is shorter than 16". Check your local laws before using.
Frequently purchased together
.45 BUFFER TUBE KIT
$69.00
AR-45 80% Lower Receiver
$169.00
JT AR-15 Compatible Grip
$18.95
CMMG LPK 45 WITH FIRE CONTR
$89.00
Recent reviews
5 out of 5 stars
45 Complete Pistol Upper
Really nice upper, I love the JT Flash Can it comes with which makes it look so sick. Performs great and paired it with the 80% lower for a great build.
Blake L.
Verified5 out of 5 stars
Amazing
Absolutely amazing quality upper! So far not a single issue and wouldn’t change a thing if I could.
kevin l.
Verified