Home / Barrel Parts / Rosco Manufacturing / Rosco Manufacturing Bloodline AR-15 Barrel 5.56x45mm NATO 11.5" M4 Contour 1:7" Twist Black Nitride
Rosco Manufacturing Bloodline AR-15 Barrel 5.56x45mm NATO 11.5" M4 Contour 1:7" Twist Black Nitride
Lowest Price
MSRP
$150.3
Savings
26% off
In Stock at
12 Stores
Compare Deals from 18 Retailers
Lowest price first
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Barrel Caliber: 5.56
Barrel Crown: 11 Degree
Barrel Extension Finish: Nitride
Barrel Finish: Nitride
Barrel Length: 11.5";Barrel Weight: 20.82 Oz"
Barrel Material: 4150 CMV
Barrel Profile: M4
Barrel Thread: 1/2X28
Specifications
Description
This Rosco 5.56 NATO Bloodline Barrel is designed to be the perfect addition to any SBR or Pistol build. From properly managed dwell times for SBR's, to running Suppressed, or setting up a balanced patrol carbine Rosco has incorporated your needs into their engineering. They have successfully accomplished this by picking the right twist rates, gas port diameters, and barrel materials according to the barrel that is being made. All NFA rules apply Features11 Degree barrel crownNitride Barrel and barrel extension4150 CMV materials
Rosco Manufacturing Bloodline AR-15 Barrel 5.56x45mm NATO 11.5" M4 Contour 1:7" Twist Black Nitride Price History and Deals
ARMSAGORA tracked 31 days of price history for Rosco Manufacturing Bloodline AR-15 Barrel 5.56x45mm NATO 11.5" M4 Contour 1:7" Twist Black Nitride. The lowest tracked price in this period was $111.12, with prices ranging up to $150.3 from Apr 23, 2026 through May 23, 2026.
Current price is at the tracked 30-day low
- Current Low
- $111.12
- 30-Day Low
- $111.12
- Average
- $134.24
- Median
- $133.35
- Retailers
- 10
