Industry Nine iRiX IS42/IS52 Headset : IS42/28.6 | IS52/40 Integrated Complete Black MFPN=00.6118.563.004 proven to reduce neck forces

proven to reduce neck forces and neck injuries through transferring the load during an accident away from the fragile bones in the neck

5 Rim Depth (mm) 18

ETRTO 584-30

16mm-12mm concave profile with 20 preassembled steel pins for added grip

The ultimate solution for the cyclists that take on long travels and explore remote lands the low weight and compact size are crucial when packing water food and extra clothing

Industry Nine iRiX IS42/IS52 Headset : IS42/28.6 | IS52/40 Integrated Complete Black MFPN=00.6118.563.004 proven to reduce neck forcesTECH SPECS Crown Race Diameter 40mm Headset Position Complete Lower Cup 52mm Bearing Grade Stainless Steel Headset Type Integrated Primary Color Black S. H. I. S. IS42 28. 6 IS52 40 Steerer Tube 1 1 8 1. 5 SHIS Upper IS42 28. 6 Upper Cup 42mm Material Aluminum SHIS Lower IS52 40