The mash bolt 20 cinelli mash framesets tuned and attuned to free movement in the most challenging urban proving grounds their geometries dialed in with input from the riders to give the riders precision responses to their steering inputs in the saddle coming off the 10 year effort mash wanted to celebrate the first bike they produced with cinelli the bolt frame set has drawn geometry inspiration from the histogram numbers adding sleek rear stays 272 post double bottle mounts and a ta