The Rosco Manufacturing Bloodline Sauce Pack (brand part no. SP-BL-145-556-BCG-GTM) bundles a 14.5-inch .223/5.56 barrel with a matched bolt carrier group, gas tube, and gas block after direct customer requests for a curated set of key components for a carbine build. Rosco hand-picks every part in the kit so it works together as a synchronized system rather than a random assortment, aiming to deliver results right out of the box instead of requiring extra fitting or troubleshooting. The barrel is threaded 1/2×28 for standard muzzle devices, giving builders a solid mid-length starting point for a classic 14.5-inch carbine build, commonly finished with a permanently attached muzzle device to reach legal barrel length.

Key Specifications

• Chambered in .223 Remington / 5.56 NATO.
• Barrel measures 14.5 inches in length.
• Muzzle threaded 1/2×28 for standard muzzle devices.
• Bundled as a Bloodline series barrel, bolt carrier group, gas tube, and gas block.
• Parts are hand-picked and matched to work together as a synchronized system.
• Manufactured by Rosco Manufacturing for carbine builds.
• Barrel is machined from 4150 CMV steel with a durable nitride finish for corrosion resistance.
• Features M4 feed ramps for reliable magazine-to-chamber feeding.

Frequently Asked Questions

What does this kit include? A 14.5-inch 5.56 barrel, a matched bolt carrier group, a gas tube, and a gas block.

Is the barrel threaded? Yes, it is threaded 1/2×28 for standard muzzle devices.

Buy the Rosco Bloodline Sauce Pack, 14.5-inch

Order this Rosco Sauce Pack from our Lubbock, Texas gun shop for fast, direct shipping, and browse more AR barrels to complete your build.