Egis XD Series Dual Flex 2 (ACR-Mech Only) w/Knobs - Flying Wires [8720-1390]XD Series Dual Flex 2 (ACR Mech Only) with Knobs Flying Wires Features Replaces Two Individual High Amp Relays with One Compact Module reducing space significantly, eliminating the cost of external link cable connections, eliminating the risk of link cable connections vibrating loose, and providing clear unambiguous awareness of how to operate manual controls and what state the manual controls have forced the relay into.. Designed to Replicate Common