6 Hatsan Gladius. The famed Gladius was the preferred weapon of the Roman Empire. These strong and reliable short swords where the constant companions of the Legionar. Like its namesake, the Hatsan Gladius air rifle is designed to be the perfect companion. With Hatsans reputation for reliability combined with a compact bullpup package the Gladius makes for a great hunting rifle for getting in and around thick brush, dense woods, or moving in and out of vehicles. Available in .177, .22, and .25 caliber the Gladius can suite any need from small to medium game. Designed to be an "everyman's bullpup" the Gladius ushers in an affordable yet highly accurate and powerful bullpup for airgunners.