Sparco Trofeo 4 6,5x16/4x100 ET37 DIA63,4

A I Tech Double Thread Conversion Studs are ideal for converting bolt hole wheel fitments to stud and nut wheel fitments.The studs are manufactured from high tensile steel which undergoes a thread rol more→ling process to help reduce risk of metal fatigue related issues. They are built to perform in the harshest of conditions and ideal for use on competition cars - race or rally. High tensile steel and rolled threads for high strengthIdeal for Motorsport useEqual thread or thread pitch conversion optionsAvailable as a straightforward stud conversion with same thread sizes on each end, and also with different thread pitches for thread pitch conversions.The ultimate studs for the most discerning

Grayston Conversion Studs are ideal for converting bolt hole wheel fitments to stud and nut wheel fitments.Available as a straightforward stud conversion with same thread sizes on each end, and also w more→ith different thread pitches for thread pitch conversions. The stated length is for the complete stud, not the open thread length.Priced per stud

Grayston Open Wheel Nuts are available in a range of thread options. They have either a 60 degree taper or radiud seat type and have an open back, meaning the complete length of the nut can be screwed more→onto the studs for maximum strengthZinc plated for good looks and durabilitySold individually