Industry Nine iRiX IS41/IS52 Headset : IS41/28.6 | IS52/40 Integrated Complete Blue Cogs-11-12-13-14-15-17-19-21-24-28 } The first generation ENVE

} The first generation ENVE road hubs successfully addressed many of the shortcomings of current bicycle hub designs

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but when they appear

Model Hydra2 Front/Rear Front Axle/Spacing (mm) 15x110 Hole 32 Spoke J-Bend Brake 6-Bolt Color Orange Weight 157g

while the light

Industry Nine iRiX IS41/IS52 Headset : IS41/28.6 | IS52/40 Integrated Complete Blue Cogs-11-12-13-14-15-17-19-21-24-28 } The first generation ENVETECH SPECS Bearing Grade Stainless Steel Material Aluminum Primary Color Blue Upper Cup 41mm SHIS Upper IS41 28. 6 Crown Race Diameter 40mm Headset Position Complete Headset Type Integrated S. H. I. S. IS41 28. 6 IS52 40 SHIS Lower IS52 40 Steerer Tube 1 1 8 1. 5 Lower Cup 52mm