Knex Sniper With Shell Ejector and Protector Thingy

here is my new snier it has a shell ejector mechanism but jou heve to pull the protector thingy bach the shell fall out of the gun. i used killerk ball socket mechanism so the range is about 70 to 80 feet.
i used ironman rail system
i like the design
i like the range
i like it
i'm ot going to post it but if you want to make it just take a good look at the pictures and you should be able to build it