5687WA CSF France for Hi-End Audio
Looks almost like NOS, removed from military equipment, storage
Clean glass and shiny copper rods
Tested in my SE amplifier as a driver, no noises, emission good
Sound very good
Price is for a single tube 1 item = 1 tube
Tube will be packed very carefully (please look at my very good opinion about shipment)
Returns not accepted
Worldwide shipping via registered air mail/big envelope, plenty bubble foil, with box inside, and again bubble foil. Really good protection
Combined shipping 10 Euro Worldwide
Please check my other auctions from time to time because I have rare tubes in excellent condition for sale