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CMMG 22D5B6E 22 LR Replacement Barrel Kit for AR-15/Mk4 - 4.50" Threaded Black Nitride Chromoly Steel with Bolt Carrier Group

CMMG 22D5B6E 22 LR Replacement Barrel Kit for AR-15/Mk4 – 4.50″ Threaded Black Nitride Chromoly Steel with Bolt Carrier Group

Original price was: $290.99.Current price is: $72.74.

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. Details FireArm: No…

SKU: SK0137248-US20260701-120639
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Description

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.

Details

FireArm: No
Length: 4.50″
Finish: Salt Bath Nitride
Model: Replacement Barrel
Twist: 1:16″

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