



THIS PRODUCT IS BACKED BY THE CMMG LIFETIME QUALITY GUARANTEE.
Barrel and Collar Kit, 16.1" M4, 22LR
Perfect for building your custom dedicated 22LR AR15 upper group. Also Includes a barrel collar to replace the chamber adapter on your 22AR Conversion.
Technical Specifications
Platform | Mk4 |
Caliber | .22 LR |
Barrel Length | 16.1 |
Barrel Twist | 1:16 |
Barrel Contour | M4 |
Barrel Material | 4140CM, SBN |
Barrel Twist | 1:16 |
Muzzle Thread | 1/2 X 28 |
Gas Port Location | N/A |
Gas Block | N/A |
Finish | SBN |