Double TT baskets have a pilot’s compartment and 8 passenger compartments - inner ones for 4 passengers each, and outer for 2, 3, or 4 each. The overall capacity of the DTT baskets is pilot + 24, 28, or 32 passengers. The pilot’s compartment is suitable for 8 fuel cylinders (excluding the K90DTT; if requested the pilot’s compartment could be extended to accommodate 8 tanks). There is an option to have an extra crew person or passenger in the pilot compartment, however, the number of fuel cylinders would have to be lowered in accordance with the Flight Manual. The inner height of these baskets is compatible with 40 kg fuel cylinders.