The Daisy Model 25 is a BB gun, modeled after a pump action shotgun with a trombone pump action mechanism. The Model 25 dominated the low price, higher performance airgun market for over 50 years (1914–1978) before discontinuation. They re-entered production in 2009. The Model 25 was designed by . By some accounts, 15 million pieces were sold by 1957 and 20 million by 1980. Other estimates are "over 8 million". The re-issued version is made in China and has a muzzle velocity of approx 350 ft/s (110 m/s).