


Rosco Manufacturing Bloodline 16in 5.56 NATO M4 Profile Nitride Barrel 1:7 Twist BL-16-M4-556-7-C
Product Description
Upgrade your next build with the Rosco Manufacturing Bloodline 16" M4-profile 5.56 NATO barrel, engineered to deliver balanced performance for modern carbine setups. Built from durable 4150 CMV steel and finished in nitride for enhanced wear and corrosion resistance, this barrel features properly sized gas ports to help optimize function and reduce premature wear commonly associated with over-gassed systems. A 1:7 twist rate supports a wide range of 5.56 NATO projectiles, while the carbine-length gas system and 1/2x28 muzzle threads make it a versatile fit for many AR-pattern configurations.
Product Highlights
- 16-inch Bloodline-series 5.56 NATO barrel designed for modern carbine performance and balance
- 4150 CMV barrel steel for strength and longevity in demanding use
- Nitride finish improves corrosion resistance and overall durability
- 1:7 twist rate suited for many common 5.56 NATO bullet weights
- M4 profile with carbine-length gas system and 1/2x28 muzzle threads for broad compatibility
Specs
- Brand: Rosco Manufacturing
- Series/Model: Bloodline
- Barrel Length: 16 in
- Caliber: 5.56 NATO
- Profile: M4
- Twist Rate: 1:7
- Gas System Length: Carbine
- Muzzle Thread Pitch: 1/2x28
- Material: 4150 CMV
- Finish: Nitride
- Manufacturer Part Number: BL-16-M4-556-7-C
- UPC: 181969500067
Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product’s manufacturer.
Original: $160.98
-65%$160.98
$56.34Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Product Description
Upgrade your next build with the Rosco Manufacturing Bloodline 16" M4-profile 5.56 NATO barrel, engineered to deliver balanced performance for modern carbine setups. Built from durable 4150 CMV steel and finished in nitride for enhanced wear and corrosion resistance, this barrel features properly sized gas ports to help optimize function and reduce premature wear commonly associated with over-gassed systems. A 1:7 twist rate supports a wide range of 5.56 NATO projectiles, while the carbine-length gas system and 1/2x28 muzzle threads make it a versatile fit for many AR-pattern configurations.
Product Highlights
- 16-inch Bloodline-series 5.56 NATO barrel designed for modern carbine performance and balance
- 4150 CMV barrel steel for strength and longevity in demanding use
- Nitride finish improves corrosion resistance and overall durability
- 1:7 twist rate suited for many common 5.56 NATO bullet weights
- M4 profile with carbine-length gas system and 1/2x28 muzzle threads for broad compatibility
Specs
- Brand: Rosco Manufacturing
- Series/Model: Bloodline
- Barrel Length: 16 in
- Caliber: 5.56 NATO
- Profile: M4
- Twist Rate: 1:7
- Gas System Length: Carbine
- Muzzle Thread Pitch: 1/2x28
- Material: 4150 CMV
- Finish: Nitride
- Manufacturer Part Number: BL-16-M4-556-7-C
- UPC: 181969500067
Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product’s manufacturer.






















