Renzetti modications Drillium

With a rebirth, or one artisan calls a revival, in the process of lightening bicycle components, I recently unearthed this catalog from the 1970s showing some of the results in the Renzetti modifications on Campagnolo parts.  Some of the weight differences(before and after the process) seem to be negligible, it appears to be more aesthetics. … Continue reading Renzetti modications Drillium