Barrel Sub-Assm, 8" 4140CM SBN, 45ACP
CMMG
$270.00
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CMMG
Barrel Sub-Assm, 8" 4140CM SBN, 45ACP
Complete your AR pistol build with an 8" .45 ACP 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 the matching caliber RDB bolt carrier group.
All CMMG products are backed by our Lifetime Quality Guarantee. Learn More.
Specifications
| Caliber | .45 ACP |
| Operating System | Radial Delayed Blowback |
| Barrel Length | 8 |
| Barrel Twist | 1:16 |
| Barrel Contour | MT |
| Barrel Material | 4140CM, SBN |
| Muzzle Thread | 0.578 x 28 |
| Gas Port Location | N/A |
