CMMG's BBL 300BLK 16.1" MT 4140CM SBN barrel is engineered with precision and durability, featuring a 1:7 twist rate and a medium taper profile. Ideal for building custom AR15 upper groups, this barrel ensures optimal performance for range time and training sessions. CMMG is renowned for its innovative designs and reliable products.

Key Features:
- Manufacturer: CMMG
- Model: BBL 300BLK 16.1" MT 4140CM SBN
- Caliber: 300 Blackout
- Condition: New
- Action: N/A
- Finish Color: Salt Bath Nitride
- Barrel Length: 16.1"
- Number of Magazines: N/A
- Capacity: N/A
- Optic Footprint: N/A
- Unique Features: Medium taper profile, 1:7 twist rate
- Night Sights: No
- External Safety: No
- Threaded Barrel: Yes
- What's In The Box: Barrel
- Weight: 1.5 lbs
- Length: N/A
- Width: N/A