This is an all metal, Italian Maker chromed locking gas cap with keys by FAAB.
Large diameter similar in size to original Fiat 850 and X1/9 caps.
For all Fiat 850 Spider cars with threaded (not quarter-turn) caps.
For all North America X1/9s through 1975 and Euro cars without unleaded fuel requirement. Will not work on later / Unleaded fuel cars due to filler neck restrictions.
New and unused.