Amazon.com: JUYODE U174 Helicopter Military Headset Adapter to General Aviation GA Aircraft Headphone Adapter Cable with Dual Plugs (3/16" Mic Plug and 1/4" Speaker Plug) (Military Cable) : Electronics
Ops-Core Amphenol to U174 Headset Adapter Cable
BOSE ADAPTER - LEMO to U174 & 3.5 POWER Adapter
Bose A20 Cable Assembly With Bluetooth - Straight Cord, U-174 Helicopter Plug - MyPilotStore.com
Fisher (8 Pin Connector) to Helicopter / Military Headset or Helmet to Adapter