Our 20" 5.56 Rifle Length Barrel is the perfect addition to your AR15 build. Crafted to mil- spec standards from 4150 Chrome Moly Vanadium with a QPQ corrosion resistant finish, this barrel provides time tested precision and accuracy for your AR15 rifle.
This barrel is HP and MPI tested.
| SKU |
ISS12212 |
| MPN |
APRH100450C |
| Caliber |
5.56 NATO |
| Barrel Length |
20" |
| Barrel Material |
4150 Chrome Moly Vanadium |
| Barrel Finish |
QPQ Corrosion Resistant |
| Gas System Length |
Rifle |
| Gas Block Journal |
.750" |
| Gas Port Size (inches) |
0.0890 |
| Barrel Rifling |
Button Rifling |
| Twist Rate |
1:7 inches |
| Thread Pitch |
1/2-28 Threaded |
| Barrel Extension |
M4 |
| Weight(s) |
35.2 oz |
