Wilson Combat Rifle Length Gas Tube AR10. 5 long extended stainless steel gas tube is what we use in our large bore AR10 builds. The slightly longer length gives you a better seal with AR10/LR308/SR25 style gas keys for improved reliability and performance. Specifications for Wilson Combat Rifle Length Gas Tube: Manufacturer: Wilson Combat Gun Model: AR-10 Condition: New Package Contents: Wilson Combat Rifle Length Gas Tube What firearm models does the manufacturer say Wilson Combat Rifle Length Gas Tube is compatible with? The manufacturer says that Wilson Combat Rifle Length Gas Tube is compatible with AR-10Wilson Combat TR-GTR-10: Rifle Length Gas Tube AR10