Industry Nine iRiX IS41/IS52 Headset : IS41/28.6 | IS52/40 Integrated Complete Red 26.5mm 4 Rim Width (Internal) 25

4 Rim Width (Internal) 25 Tire Type Tubeless Ready Valve Presta Valve Length Short 32-40mm Weight 399 Wheel Size 29"

Graphene and Silica compound ensures speed and confidence through a range of surface conditions

Laser cut venting on tacky AX RITTER™ palm

the Valais' deep skirt contacts the seal collar first and will not contact the seal lip (protecting delicate seals from damage)

teeth 18t color blue

Industry Nine iRiX IS41/IS52 Headset : IS41/28.6 | IS52/40 Integrated Complete Red 26.5mm 4 Rim Width (Internal) 25TECH SPECS Headset Position Complete Lower Cup 52mm Primary Color Red S. H. I. S. IS41 28. 6 IS52 40 Steerer Tube 1 1 8 1. 5 Bearing Grade Stainless Steel SHIS Upper IS41 28. 6 Headset Type Integrated Crown Race Diameter 40mm Upper Cup 41mm Material Aluminum SHIS Lower IS52 40