"Turret Controls" on Ebay. Can anyone ID?

http://cgi.ebay.com.au/ws/eBayISAPI.dll?ViewItem&ih=008&sspagename=STRK%3AMEWA%3AIT&viewitem=&item=180129427245&rd=1&rd=1

This item is on Ebay Australia.. Just wondering if someone could ID it. Which turret? What type bomber? It’s listed in “Militaria/American”… Looks maybe Mid-Upper??