This is a Warhammer 40000: Tyranids, Tyrannocyte

This 124-piece plastic kit makes one Tyrannocyte. The armoured carapace can be modelled closed to the body or open to act as an airbrake as the Tyrannocyte makes planetfall. It is armed with five deathspitters which can be replaced by barbed stranglers or venom cannons.

This kit can alternatively be built as a Sporocyst and Mucolid Spore.

Note that this kit is supplied in plain packaging from the supplier.