The  I.S-2 headset from FSA is Cane Creek compatible, integrated aluminium headset for 1 1/8 inch steerer. Angular contact bearings, 

41mm angular contact bearings (internal diameter integrated headtube)

For use with a 1 1/8”” threadless fork

Alignment tip for increased durability and performance

7075/T6 aluminium top cap

30mm chrome crown race

Stack height: 8mm

Weight: 58grams (approx)

Please note: these are brand new factory stock (OE original equipment ) that were destined to be fitted to bikes in a leading brand bike factory so they have no fancy packing