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

Its DH Mud tread design

1/2" x 11/128" chain is compatible with Campagnolo Shimano or SRAM 10-speed systems

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

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

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