Helicopter U174 TO Dual GA Twin Plug Adapter for Bose A20 Headset


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Current Price: 49.95 USD

Convert your single plug U174 helicopter headset to dual general aviation plugs (PJ-055 / PJ-068 twin GA plugs). For use in fixed-wing aircraft with twin plug connections. 

Product Specs

  • Length: 14"
  • Weight: 1.7 oz

**This is not an impedance adapter. To use this adapter with low impedance (5 Ohms) military headsets, you will need to replace the low impedance microphone on your Bose A20 military headset with An Electret mic can be found here in my other items: . If you don't know which microphone is installed on your headset reach out to me and I'd be happy to help.


Compatible With:
- A20 Aviation Headset with single U174 plug high impedance
- ProFlight Aviation Headset with single U174 plug
- David Clark
- Lightspeed, Zulu, Delta Zulu series
- All other headsets with helicopter plug


About Hobbs Flyer

Hobbs Flyer is a pilot-owned and operated aviation component manufacturer and retailer based in Minneapolis, Minnesota. We focus on bringing affordable, modern, and insanely comfortable aviation headsets and accessories to the aviation community. Visit our website to learn more.

Helicopter U174 TO Dual GA Twin Plug Adapter for Bose A20 Headset


Click here to purchase or contact the seller of this item on eBay