WEIGHT:78G

FOR STEERER TUBE 28.6MM

IS = "integrated system ." The IS design uses no cups . IS bearings rest inside the head tube of the bike's frame, which has been specifically designed to cradle the bearings and manufactured to the Cane Creek IS worldwide standard . The IS headset cannot be retrofitted to an existing bike with traditional headset cups . The IS - 8 uses stainless steel sealed cartridge bearings and a carbon bearing cover