ODIN Works .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 Cartridge: .300 AAC Blackout Barrel Profile: Medium 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