- This Genuine Ruger® Factory Accessory Is Compatible With Ruger-5.7™ Pistol.
- The Factory- Manufactured, Threaded Alloy Steel Barrel Accepts Any 1/2''-28 (Class 2A) Muzzle Device. This Kit Contains A Factory-Manufactured Alloy Steel Barrel For Optimal Fit And Function. Installing The Threaded Barrel Is Quick And Easy With No Gunsmithing Required. Thread Protector, Adapter And Wrench Included.