Zipp 202 tubular road rear wheelthe zipp 202 firecrest tubular is stiff lightweight and aerodynamic it can tackle any road you need to ride and has exceptional bearing durability and smoothness the 202s 32 mm toroidal profile was developed in the wind tunnel to roll on the flats as efficiently as many 45 to 50mm deep rims when the tarmac tilts upward with superior stiffness and weight of only 670grams the 202 climbs like a goat beyond the summit the 202s high lateral stiffness delivers