Classic 50.4 BCD cranks, like the TA, Stronglight 49D and others, are still sought after by randonneurs and cyclo-tourists. These cranks offer enormous flexibility, as they accommodate chainrings from 28t to 62t. They are also lightweight and have narrow thread spacing. While the Grand Cru 50.4 crank looks like a classic, we have made several important improvements. They are cold forged from 7075 aluminum alloy. The chainrings are thicker so they don't
