The barrel ships with gas block. This barrel is designed for our gas block that is 1″ long (INCLUDED). A standard front sight base is 1.9″ long and WILL NOT FIT.
Barrel installation should be performed by a qualified gunsmith. Installation of the gas block dowel pin and gas block is required to complete the assembly process.
5.56mm Lo-Pro Gas Block Barrel
- Stainless Barrel
- 1 in 7″ twist improved polygonal rifling with 556 Noveske Match Chamber
- Extended feed ramps
- Bead blasted finish
- Gas tube
- Pinned Low Profile Gas Block, .750
- 1/2×28 threads
- Medium Contour
*This barrel includes a Headspaced Bolt



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