Like most intermediate and advanced trainers, the L-39 has the capability to carry weapons.
Weapons include up to 2,425 lbs. of weapons, including bombs, gun pods, and a single five-camera reconnaissance pack.
The L-39ZA is capable of carrying one 23-mm GSh-23L two-barrel cannon with 150 rounds, and provision for up to 1100 kg (2,425 Ib) of weapons on four underwing hardpoints, including bombs of up to 500 kg (1,102 Ib), rocket and gun pods, or two drop tanks