The maker of 5th Generation F-35 multirole aircraft continues to conduct a program to increase the payload capacity of the armament chamber of this aircraft. It is intended to consequence in the enlargement of the aircraft's fire unit in stealth configuration from 4 to six AIM-120 AMRAAM missiles. The Sidekick solution could enter service even earlier than the planned mark version of the F-35 Block 4, reports The Warzone.