Descrizione
The thunderbolt+ is our tried and true thunderbolt cranks but now it includes a mid bb and updated graphics! the thunderbolt is one of the most technically advanced crank designs on the market. Due to continued advancements in our legendary 41-thermal® processing and heat-treatment system fatigue life has been increased by a massive margin. Available in rust proof black and chrome. Features: - proven 41-thermal® processed 4130 chromoly - legendary lifetime replacement warranty - laboratory tested and team proven - traditional sprocket interface - updated open-ended spindle cap - new wedge cluster band with greater flexibility - neveedr-wobble™ crank arm and spindle interface guarantee specs: - lengths: 165mm 170mm and 175mm - drive side: rhd or lhd - spindle: 22mm - weight: 1 lb. 11.8 oz. (788g)
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