Everything you need to convert your existing upper to a dedicated .22LR. Just purchase a magazine and you are ready to go. For best performance use a round style hammer as notched hammers can cause function issues and 36 grain plated nose bullets have proven to be the best choice for function.

All CMMG products come with our Lifetime Quality Guarantee.

Specifications:

Caliber: .22LR
Barrel Length: 4.5”
Barrel Twist: 1:16
Barrel Contour: MT
Barrel Material: 4140 Chrome-moly, Salt Bath Nitride
Muzzle Thread: 1/2×28
Weight: 2lbs

ALL NFA RULES APPLY!!