The Tip Up is a neat little gun, made from 1870-1900. They went by the wayside when ole Josh developed his swinging block. They came in a slew of calibers .22, .32, .38, .44 for rimfires. Long center fires in .32, .38, & .44. Marlinman has the target model in .32-35, targets also came in .38-35, .38-45, .44-50, and .44-65