Industry Nine iRiX ZS44/ZS56 Headset : ZS44/28.6 | ZS56/40 ZeroStack Complete Black MFPN=TDSNVO Finish Black Range 13-34T Chain

Finish Black Range 13-34T Chain Compatibility HG 7/8 Speed 8

The mounting and positioning works tool-free and is optimized for easy operation even in difficult conditions on the track

model tubeless valve kit length 60mm color black valve Presta insert compatible no package pair

Supple Bar Tape for drop bars is extra thick

Junior sizes generally track age

Industry Nine iRiX ZS44/ZS56 Headset : ZS44/28.6 | ZS56/40 ZeroStack Complete Black MFPN=TDSNVO Finish Black Range 13-34T ChainTECH SPECS Primary Color Black Headset Position Complete Steerer Tube 1 1 8 1. 5 Upper Cup 44mm S. H. I. S. ZS44 28. 6 ZS56 40 Bearing Grade Stainless Steel Lower Cup 56mm Material Aluminum Headset Type ZeroStack SHIS Lower ZS56 40 Crown Race Diameter 40mm SHIS Upper ZS44 28. 6