Hi everyone - I have for sale some top quality Mazda MX5 seat conversion brackets to enable you to fit MX5 seats into your TR4A/5/6 - they can also be used with minor and easy modifications on TR4s with original floor pans - if your TR4 has been rebuilt with Heritage dual fitment floorpans for both TR4 and 4A, they will fit without modification. These brackets have been commissioned by a TR owner who was frustrated by the quality and moreover poor fit of some of the established sets on the