Industry Nine iRiX IS41/IS52 Headset : IS41/28.6 | IS52/40 Integrated Complete Blue Trek Find your way in the

Find your way in the most challenging environments with multi-band GNSS technology that provides enhanced positioning accuracy

}SRAM Force Crank Arm Assembly - 175mm 12/13-Speed 8-Bolt Direct Mount DUB Spindle Carbon E1

Model CNC TLR Pro Length 44mm Color Blue Valve Presta Insert Compatible Yes Package Pair

Weight:  4

Replacement OE bearings

Industry Nine iRiX IS41/IS52 Headset : IS41/28.6 | IS52/40 Integrated Complete Blue Trek Find your way in theTECH 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