The lower PRO IS headset with integrated cups comes with high quality double sealed cartridge bearings.
The delivery includes an ahead-cap, bolt and starnut.
The name
IS47/33
describes the integrated 1 1/4″ Ahead headset according to Cane Creek standard. The S.H.I.S. denotation (see attachment) of the lower part offered here is IS47/33.
Construction type (Ahead/Thread): ahead
Included in delivery: lower headset with crown race, cap, starnut, bolt
Material: aluminum, steel
Weight supplement: headset only – starnut, bolt, cap additional 25g – weighed by Bike24






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