Lionsteel Opera Lockback Black G-10 ( 2.91" D2) 8800 BK Lionsteel Opera Lockback Black G-10 ( 2.91" D2) 8800 BK Opera is a folding knife designed for everyday carry that has a traditional shape. It is a great tool for daily tasks because of its lightweight and average proportions. Opera comes with a... $126.99 $82.99 Choose Options Compare