Spare kit-amounts

[beeboybee]

i would ideally like to stick a two colonies in 14 x 12 brood.
what sort of amounts of spare kit would get me through......
so far i have....
1 x spare hive 14x12
1 x spare standard brood box with drawn frames
2 x 14 x 12 NUC box's partly drawn frames.

i also have 4 x supers for each hive.