Industry Nine iRiX ZS44/ZS56 Headset : ZS44/28.6 | ZS56/40 ZeroStack Complete Orange CheckoutSpec= Lyrik B1/Pike 29+ (2018+) Dual-position air (SMP) 5 BB Shell Width (mm)

5 BB Shell Width (mm) 90 BB Shell Width (mm) 92 BB Shell Width (mm) 95 BB Shell Width (mm) 100 Weight 155 Spindle Interface Type SRAM DUB Defined Color Black

Techwall+ Road: New TLR casing technology with multiple layers of reinforcement to provide superior puncture protection within a lightweight structure

Optimized 6000 series forged aluminum arms

75 Thread Length (mm) 20 Axle Diameter (mm) 12 Over Locknut (mm) 148 Overall Length (mm) 188

40-Series Integrated headsets set the standard for performance durability and value

Industry Nine iRiX ZS44/ZS56 Headset : ZS44/28.6 | ZS56/40 ZeroStack Complete Orange CheckoutSpec= Lyrik B1/Pike 29+ (2018+) Dual-position air (SMP) 5 BB Shell Width (mm)TECH SPECS S. H. I. S. ZS44 28. 6 ZS56 40 Headset Position Complete Steerer Tube 1 1 8 1. 5 Upper Cup 44mm Primary Color Orange SHIS Upper ZS44 28. 6 Bearing Grade Stainless Steel Lower Cup 56mm Crown Race Diameter 40mm Headset Type ZeroStack SHIS Lower ZS56 40 Material Aluminum