SEAL Sniper proof testing, card splitting from 45 feet slingshot shooting

An example of how I proof test my custom slingshots. When they re about 95 finished I band them up and check out their If they are accurate then they get finished and are sent if they don t pass the test then they are worked on until they can and if they still can t pass then they re thrown away. Each future custom slingshot will come with it s signed proof target br, br,