Industry Nine iRiX IS42/IS52 Headset : IS42/28.6 | IS52/40 Integrated Complete Gold MFPN=LC0009 52mm chainline with 136 Spindle

52mm chainline with 136 Spindle + DM chainring / 55mm chainline with 136 Spindle + DMW chainring (chainring sold separately)

All components precision machined in-house at Wolf Tooth from aircraft grade aluminum to ensure the highest level of quality

Compatible with ButterCup and non-ButterCup forks

Banjo Bolt

Industry Nine iRiX IS42/IS52 Headset : IS42/28.6 | IS52/40 Integrated Complete Gold MFPN=LC0009 52mm chainline with 136 SpindleTECH SPECS Lower Cup 52mm Primary Color Gold Headset Position Complete Material Aluminum SHIS Lower IS52 40 Steerer Tube 1 1 8 1. 5 SHIS Upper IS42 28. 6 Crown Race Diameter 40mm Bearing Grade Stainless Steel S. H. I. S. IS42 28. 6 IS52 40 Headset Type Integrated Upper Cup 42mm