| Caliber | 5.7x28mm |
| Operating System | Radial Delayed Blowback |
| Barrel Length | 16.1 |
| Barrel Twist | 1:9 |
| Barrel Contour | MT |
| Barrel Material | 4140CM, SBN |
| Barrel Twist | 1:9 |
| Muzzle Thread | 1/2 x 28 |
| Gas Port Location | N/A |
Expected to ship within 15-30 business days.
State/local restrictions may apply. Please review our Firearms Shipping Policy prior to ordering.
Barrel Sub-Assm, 16.1" MT 4140CM SBN, 5.7x28mm
Complete your pistol caliber carbine with a CMMG 5.7x28mm 16.1" Radial Delayed Blowback™ barrel. Made from 4140CM, each barrel has a salt bath nitride finish for maximum durability and corossion resistance.
Bolt Carrier Group Compatibility: Radial Delayed Blowback barrels feature a unique barrel extension and require the use of matching caliber CMMG RDB bolt carrier groups.
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