FSA Orbit X 1-1/8" Threadless Headset Black Renthal Relief Channel recess achieves maximum

Relief Channel recess achieves maximum relief in the genital area which is especially crucial for preventing discomfort and numbness in the genital area

2-piston 2-piece design offers superior control feel and heat management

Compatible with Surly New hubs (upgrade kit) and Surly Ultra New hubs (replacement kit)

}MRP 34mm Stage Wiper Seal Kit

Anti-loosen tightening plate

FSA Orbit X 1-1/8" Threadless Headset Black Renthal Relief Channel recess achieves maximum36 36 ACB (black seal) bearings Forged and CNC machined alloy cups Stack height: 31. 5mm TECH SPECS SHIS Upper EC34 28. 6 Crown Race Diameter 30mm Lower Cup 34mm Bearing Grade ACB Sealed Headset Type External Threadless Misc 36 36 ACB (black seal) Steerer Tube 1 1 8 Upper Cup 34mm Primary Color Black Headset Position Complete Headset Weight 95g Material Aluminum Stack Height 31. 5 S. H. I. S. EC34 28. 6 EC34 30 SHIS Lower EC34 30