1. 1 1/8" Aluminum Bike Headset/Scooter Also
2. weight:98g/set
3. material:6061AL-T6 full CNC machined
4. diameter:Ø28.6 x 44mm x 30mm
5. stack height:7.5+2=9.5mm
6. bearings:2 sealed cartridge bearings
7. color:anodized red/gold/Ti/blue/black