Hi, can someone tell me how i can drop this heavy Greatkhan-inventory-stock Suitcase with weight 10.

I don′t know a matching Quest and can′t use it for anything.

THX

"Great Khan Supply Cache?"

Part of a http://fallout.wikia.com/wiki/No,_Not_Much at Bitter Springs, Captain Gilles can take it off your hands. (And out of your inventory.)