Headset designed to bridge the gap between the 40-series and 110-series headsets Machined from 6061 T-6 aluminum with a bright-dip black anodized finish, and features a low-friction upper bearing seal and a double-lip lower bearing seal that combine to completely seal cups from external contaminantsùdelivering exceptional durability and reliability Includes stainless steel Hellbender bearing specifically designed and tested to withstand heavy-duty use and extreme environmental conditions Hellbender bearings are built to live in the most extreme conditions, keeping you riding smoothly through rain, mud, grit or whatever the road and trail throws at you Interlok« Spacer Compatible. HEADSET HELLBEN 70 ASM 44