Hope they're "reasonably" affordable 55mm for me ( if they'll fit a stock F355 wheel ) as I just have to compensate for a 3mm wheel space for big brakes. JD
For those who want to keep the oem lug nut look in titanium check these out.. http://www.tikore.com/manage.numo?pid=4&module=shopping_cart&component=catalog&cid=6 Save 700g and cost $599
Thanks for the post of the link they have good info on the different types of alloy and there strength.
Found one better!! These are spot on replicas.. but a little more $$ http://www.maxspeed-motorsports.com/ferrarititaniumbolts.html enjoy!!