These stunning cufflinks which take from the form of the new ultra modern state of the art f 35 lightning ii fighter jet are made using aluminium metal from bk3 tail code zm 137 the joint royal air force and royal navy training aircraft zm 137 was based at mcas beaufort south carolina usa until june 2016 when it flew across to raf fairford the very first uk f 35 to enter home airspace with the f 35 entering service in 2018 these cufflinks are future aeronautic history in the making