Silent Industries Black Nub for Alpha Chamber (Hard) Competitive Pistols Package Includes: AK12

Package Includes: AK12

you have potentially endless possibilities when it comes to rifle setup

Made of strong

non-staining (easy to wash) powder

Silent Industries Black Nub for Alpha Chamber (Hard) Competitive Pistols Package Includes: AK12Black Nub for the Alpha Series hop up chambers, basically an Omega nub on steroids! Why is it better than the current options? Same width as the hop up window, no side to side wobble Better for heavy weight BBs (0. 36+) Regular and Extended versions available Easier installation, you dont need to center it Gives a bit more hop than ML Omega Precision molded Hard 85A silicone Easy on the bucking, wont puncture it Works well with Stock and Phoenix