SRAM is developing an ultra-lightweight high-end cross-country cassette using titanium for all of the cogs. Details were sparse to say the least, but there was mention of the use of hollow rivets to hold the cogs on to the carrier. Keep your eyes open at the next World Cup as Blackbox-sponsored rider Christophe Sauser is allegedly currently testing prototypes.
Bike a fondo, no se si por allí la tendrás, aunque no te pierdes nada, es una kk pero siempre pica el gusanillo y acabo comprándola
