Definitely a Taipan Vet I have a .22 std and a .177 std both first shot accurate and it doesn't matter at what level of hammer spring adjustment. I am way off the knee with both right now setup for back yard pesting JTS 21.53 at 599fps , SD 1.3 , V 1.8 , ES 3 , ft.lbs 17.1 zero poi shift...