Country Reserves are not used for usual purchase. they are used for purchasing oil & etc. If Paf need this helos they can get by AID only. Due to shortage of funds. they will spend the money in JF-17 & J-10. Dnt Dream about using reserves . Country which uses reserves are in danger when war is...
dude mig -21 bison is day/night capable/BVR/better radar than f-7
i agree crash rate (due to age and during training ).but mig -21 bison crash rate is very small.