Industry Nine iRiX ZS44/ZS56 Headset : ZS44/28.6 | ZS56/40 ZeroStack Complete Gold MFPN=11.4315.013.080 Fit for most other tubeless

Fit for most other tubeless rims and wheel

CARBON LEAF BASKET

requiring less force per pump stroke than competitor pumps to inflate high-volume tires

BoXXer top crown sizing reference (head tube+headset): short (3/4 inch drop): under 160mm/tall (2 inch drop): 160-190mm

-02 & -04: Rear

Industry Nine iRiX ZS44/ZS56 Headset : ZS44/28.6 | ZS56/40 ZeroStack Complete Gold MFPN=11.4315.013.080 Fit for most other tubelessTECH SPECS Bearing Grade Stainless Steel Headset Position Complete Crown Race Diameter 40mm SHIS Upper ZS44 28. 6 Headset Type ZeroStack SHIS Lower ZS56 40 S. H. I. S. ZS44 28. 6 ZS56 40 Steerer Tube 1 1 8 1. 5 Material Aluminum Primary Color Gold Lower Cup 56mm Upper Cup 44mm