If you bother reading the link they are to be chopped on site? (Liquidated) and are unsuitable for spares recovery.
The documents make it clear that these “assets must be liquidated by means of disposal at the balance holder’s site.” Furthermore, it is stated that, “Given the technical condition and uniqueness of the evaluated assets, their use for other purposes, including as a source of spare parts, is not feasible.”
https://defence-blog.com/kazakhstan-...t-up-for-sale/