Description
CMMG Barrel and Bolt Group Kit, 16.1" M4, 22 Long Rifle
Everything you need to convert your existing upper to a dedicated .22LR. Just purchase a magazine and you are ready to go.
Features and Specifications:
Manufacturer Number: 22D7C6C
16.1"
M4 Profile
4140 Chrome Moly
Salt Bath Nitride Finish inside and out
1:16 Twist
22LR Sprorting Chamber
Threaded 1/2-28
.750" Carbine length Journal
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