Industry Nine iRiX IS41/IS52 Headset : IS41/28.6 | IS52/40 Integrated Complete Silver MFPN=11.4018.015.000 }Muc-Off V2 Tubeless Valve Kit

}Muc-Off V2 Tubeless Valve Kit - Green 60mm Pair

} For quick acceleration and momentum

Integrated U-Shape extention for better comfort and control

Generous sidecut and modest tip rocker make for effortless turns in a range of conditions

Industry Nine iRiX IS41/IS52 Headset : IS41/28.6 | IS52/40 Integrated Complete Silver MFPN=11.4018.015.000 }Muc-Off V2 Tubeless Valve KitTECH SPECS Lower Cup 52mm Material Aluminum Primary Color Silver S. H. I. S. IS41 28. 6 IS52 40 Crown Race Diameter 40mm Bearing Grade Stainless Steel SHIS Upper IS41 28. 6 Headset Type Integrated Upper Cup 41mm Headset Position Complete SHIS Lower IS52 40 Steerer Tube 1 1 8 1. 5