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4.5 inch 22LR AR-15 Barrel, 4150 CMV, Nitride/Melonite Treated, 1/16 Twist - made for us by a USA OEM Barrel Manufacturer using the latest CNC machines and technology.
| Weight | 0.5 |
|---|---|
| Length | 4.5 |
| Profile | Medium |
| Twist | 1:16 |
| Finish | Nitride |
| Material | 4150 CMV |
| Thread Pitch | 1/2-28 |
| Caliber | 22LR |
| Feed Ramp | N/A |
| Flutes | N/A |
| Gas System | N/A |
| Rifling | Conventional |
| Gas Block System | N/A |
Note: Length of 22LR AR barrels are measured from the opening of chamber to muzzle end. It is about 1 inch shorter than centerfire rifle caliber barrels
| SKU | 22LR-4.5-P2A |
|---|---|
| Barrel Length | 5 inch |
| Rifle Caliber | 22LR |
| Manufacturer | Pro2A Tactical |
