Intergrated headset system. Angle contact seal bearing.
Product Features:
.Material: Top cover Alloy 6061-T6
.Spec: Integrated 1-1/8” Upper / 1.5” Bottom
(UP) Ø28.6 x Ø41.8 / (DOWN) Ø51.8 x Ø39.5
.Bearing: (UPPER)41.8 x 45° x 8 (LOWER) 51.8 x 45° x 8
.Weight: 78g/set