- Dual seal, angular contact bearings provide long lasting, smooth rolling performance
- Forged and CNC machined 6061 T6 alloy cups
- 44mm Upper / 56mm Lower
- S.H.I.S.: ZS44/28.6|ZS56/40
- Fits 1.5" Tapered Steerer tubes
- Stack: 10mm/3mm
- Color: black
- Weight: 139g