The Root Industries Air 5mm Headset Spacer adds color and style to your scooter. Seamless with Root Industries Air Headsets. Use on threadless forks with a steerer tube too tall to for SCS compression. Inside Diameter is 1 1/8 " (28.5mm), Outside Diameter is 1.77" (46mm).
Tools: no special tools needed
30 days warranty against manufacturing defects.