Industry Nine iRiX IS42/IS52 Headset : IS42/28.6 | IS52/40 Integrated Complete Red Model=X-SYNC Direct Mount Chainring Includes mounting o-rings

Includes mounting o-rings

9mm Valve Presta

Thin Flange Bottom Bracket Socket Designed to create a tight grip on thin flange bottom bracket to avoid slipping while torquing cups into bike frames

Helps prevent grip blowout

0mm rise +/-9 deg length 32mm color bronze

Industry Nine iRiX IS42/IS52 Headset : IS42/28.6 | IS52/40 Integrated Complete Red Model=X-SYNC Direct Mount Chainring Includes mounting o-ringsTECH 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