Pyrite Yellow kit comes with a base and gaurd for your blazer gt8000. The base helps keep it standing up right and not falling over. The gaurd helps keep the heat to a minimum. 
 
Just remove the existing screw with a small screw driver. 
Keep the existing gaurd on. 
Slide Moonstone gaurd over existing and screw in with new tool and screw. 
 
Scope and Stack blazer gt8000 kit