(Hs 129B-2/R2) with a 30 mm (1.181 in) MK 101 cannon in a conformally mounted gun pod.
or
(Hs 129B-2/Wa) with a 30 mm (1.181 in) MK 103 cannon in a ventral pod.
or
(Hs 129B-2/Wa) with a 37 mm (1.457 in) Bordkanone BK 3.7 cannon in a ventral pod.
or
(Hs 129B-3/Wa) with a 75 mm (2.953 in) Bordkanone BK 7.5 cannon in a ventral pod.