Quantity in Stock: CMMG .22LR 4.5" Barrel & Stainless Bolt Group Kit
We've combined a CMMG stainless steel .22LR bolt group with a .22LR 4.5" stainless steel barrel to provide everything you'll need for converting your upper to a dedicated .22 long rifle format in one convenient package. The barrel has a medium taper and a 1:16" twist with a ½"-28 TPI muzzle thread and installs in just a few minutes. Add one of our .22LR magazines and you're ready to go!
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Barrel
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Specifications
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| Caliber | .22LR |
| Length | 4.5" |
| Profile | Medium Taper |
| Dimpled? | No |
| Twist Rate | 1:16" |
| Muzzle Thread | 1/2x28 TPI |
AMMO RECOMMENDATION: For in-house testing, we utilize CCI .22LR Mini-Mag 36 Grain Copper-Plated Hollow Point Varmint Ammo (1,260 FPS). We highly recommend this ammunition for use with all RTB .22 barrels. It is important to note that the use of underpowered or economy-grade ammunition may lead to less-than-optimal performance outcomes.
All NFA/ATF Rules Apply
Depending on your state and local laws, you could use this barrel with a lower receiver that is a Registered SBR, or Pistol. Possession of this barrel along with a Non-NFA lower receiver may be Prohibited. We are not lawyers and the above information is not legal advise. Make sure you understand the most up to date federal, state and local laws before proceeding with this product.
