This isn't so much a combo, but more a case of working out whether SD works just as well as D in endurance combos such as Virgo DF145D.
Would anybody be able to test Virgo DF145D against Virgo DF145SD, to see if it's a viable alternative?
Would anybody be able to test Virgo DF145D against Virgo DF145SD, to see if it's a viable alternative?