The CZ 527 is a bolt-action smallbore rifle designed by Česká zbrojovka Uherský Brod. The rifle is available in numerous different designs and stylings. The available calibers (though not every rifle is designed for each of the calibers) are the following: .17 Remington, .17 Hornet, .22 Hornet, .204 Ruger, .221 Fireball, .222 Remington, .223 Remington, 6.5mm Grendel, .300 AAC Blackout and 7.62×39mm. The CZ 527 Varmint was originally designed for American markets, though it has received worldwide recognition in light rifle and small bore competitions.