You order, buy or rent directly from the manufacturer. AstraNL is not a reseller and is not a party to the sale — it only coordinates equipment to real work for a 1% fee.
Coordinate Martin Marietta Model 845 through AstraNL. AstraNL is a coordination protocol — it does not sell or stock robots. If you need a task done that this type of drone can do, start a request and AstraNL coordinates a verified operator.