Industry Nine iRiX IS42/IS52 Headset : IS42/28.6 | IS52/40 Integrated Complete Red Offset-51 ✔ Ample Storage – Secure

✔ Ample Storage – Secure zippered pockets for your phone

thick thin tooth design for Shimano 12sp mountain chain engagement

rails CrMo top synthetic color silver LxW (mm) 280x140mm weight 351g

and user-serviceable

With polyester lining and G-loft insulation for extra warmth

Industry Nine iRiX IS42/IS52 Headset : IS42/28.6 | IS52/40 Integrated Complete Red Offset-51 ✔ Ample Storage – SecureTECH SPECS Bearing Grade Stainless Steel Headset Type Integrated S. H. I. S. IS42 28. 6 IS52 40 Primary Color Red SHIS Lower IS52 40 Headset Position Complete Material Aluminum Steerer Tube 1 1 8 1. 5 Upper Cup 42mm Lower Cup 52mm Crown Race Diameter 40mm SHIS Upper IS42 28. 6