Delta Tug, release 4 2007-06-23

Delta Tug is a towing vehicle for using with the DeltaGlider, DeltaGlider-III, DeltaGlider-IV and DeltaGlider-HR class vessels. Delta Tug can be used like upper stage of Energia HLLV or TX winged booster. 
Makes your interplanetary flights easier!
Compatible with Orbiter Scenario Editor, custom HUD, help included.
What is new:
   - compatible with Jarmonik’s D3D9 graphics client

Required add-ons:
[*]Deltaglider-III or Deltaglider-IV by Dan Steph (see at orbiter.dansteph.com)
[*]ENERGY project and TX winged launcher by Kulch (see at www.orbithangar.com)

Redesigned for Orbiter Space Flight Simulator 2016 Edition (build 160828)