It takes standard STANAG magazines, and the piston has its own spring recovery. After firing the gas following the bullet pushes the piston towards the receiver, it connects with the front of the bolt carrier, and the bolt carrier is driven back by inertia. The bolt itself is near identical to an AR-15. Variants T65 T65K1 T65K2 T65K2 Carbine T65K3 Users : Used by Haitian police. Former Rifle of the defunct Panama Defense Forces See also T86 assault rifle XT-97 Assault Rifle References External links Modern Firearms - T65, T86 and T91 assault rifle (Taiwan) 5.56×45mm NATO assault rifles Short stroke piston firearms Firearms of the Republic of China ArmaLite AR-10 derivatives AR-15 style rifles Weapons and ammunition introduced in 1976