ODIN Works 16.1in 300 Blackout Barrel medium profile pistol gas placement w/tunable GB Stainless Steel 16.1in - P-TG. 300 Blackout Button Rifled Barrels are made from durable stainless steel that shines like silver. Along with the impeccable finish these AR15 Barrels from ODIN Works deliver spot-on accuracy and precision at an affordable price. These solid ODIN Works Blackout Barrels have a tunable low profile gas block that allows use of a small rail and a suppressor. Get flawless fit finish and function when you upgrade to one of these ODIN Works .300 Blackout Barrels. Specifications for ODIN Works Blackout Barrel Medium Profile w/Tunable Gas Block: Manufacturer: ODIN Works Color: Stainless Steel Caliber: .300 AAC Blackout Barrel Profile: Medium Condition: New Features of ODIN Works 300 Blackout Medium Profile Stainless Steel Barrel w/Tunable Gas Block: Medium Profile. .300 Blackout for more power. Rifling: Button 8 twist. Made from 416R Stainless Steel. Hand-Lapped. M4 Feed ramps. 5/8-24 Threading. Package Contents: ODIN Works Blackout Stainless Steel Barrel Medium Profile w/Tunable Gas Block ODIN Works B-300-16 - P-TG: 16.1in 300 Blackout Barrel medium profile pistol gas placement w/tunable GB Stainless Steel 16.1in