Industry Nine iRiX ZS44/ZS56 Headset : ZS44/28.6 | ZS56/40 ZeroStack Complete Orange CheckoutSpec= Lyrik B1/Pike 29+ (2018+) Dual-position air (SMP) Misc Paragon Gold Remote Position

Misc Paragon Gold Remote Position Left

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

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

Its DH Mud tread design

Industry Nine iRiX ZS44/ZS56 Headset : ZS44/28.6 | ZS56/40 ZeroStack Complete Orange CheckoutSpec= Lyrik B1/Pike 29+ (2018+) Dual-position air (SMP) Misc Paragon Gold Remote PositionTECH 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