adidas FX System football boots were the top of the range pro boots in the mid to late 1980s, with the FX-1 being the highest spec boot.
The bayonet and socket stud system quick stud insertion and removal with a single twist.
High quality leather uppers were used, with a three-coloured, durable and lightweight sole plate.
The third heel stud was an innovation that added stability and improved player’s ability to turn quickly.
The range was available from most sports shops, at a price. Some examples did show up on ebay and go for a bargain price, but the boots are rare now.
If you were lucky enough, you could have won a pair in a Match competition: