Viking Solutions Gong Target - The Viking Solutions Gong Complete Target System is an economical, durable, and fun way to enjoy large caliber shooting! 10in Gong Fast And Easy Setup Gong Material Is AR500 3/8in Thickness 5/16in (8mm) Grade 30 Proof Coil Welded Chain With All Necessary Nuts/Bolts Stand Legs Are Powder Coated Steel For Long Life Rated For 30 Caliber (Or Smaller) And Minimum Distance Of 100 Yards