An ISO 45 standard ground unit from TODO®. A special version of the TODO-MATIC® 2 1/2" coupling available for connection to ground units conforming to standard ISO 45. This gives, for the first time, an economical alternative to ISO 45 standard hose couplers for aviation fuel transfers. This TODO-MATIC® coupler is not configured for under-wing refueling. All TODO-MATIC® couplings are available in aviation fuel transfer specifications. Compatible to ISO 45, MS24484, STANAG 3105 and British Aerospace Spec. 2C14.