As usual, the devil will be in the detail. For instance, how much of this shopping list, whilst being funded by MOD core, will come in under the UOR process? The existing Reapers are a UOR programme for Afghanistan, with all the implications that brings for support and long term use outside of Afghan ops.
If this list is being funded as a UOR, then it isn't quite as good as first seems. But which ever way you define at this 'force re-balancing', it is still a reduction in capability brought about by a failure to properly resource, fund and procure capability/