Chris King DropSet 2 Headset - 1-1/8 - 1.5" 42/52mm 45 Deg Red MFPN=11.4015.505.030 HOLLOWcage uses full ceramic bearings

HOLLOWcage uses full ceramic bearings (Silicon Nitride ceramic balls and Zirconia Oxide ceramic races) that make the guide pulleys incredibly stiff for greater shifting precision

}SRAM Hub Bearing Set Front (includes 2-23327) For X0/Rise 60 (B1)/Roam 30/Roam 40/Rail 40

8 Color Matte Black Material Alloy Defined Color Black S

Tooth Count 70 Chainring BCD 130

Chris King DropSet 2 Headset - 1-1/8 - 1.5" 42/52mm 45 Deg Red MFPN=11.4015.505.030 HOLLOWcage uses full ceramic bearingsChris King DropSet 2 Headset 1 1 8 1. 5" 42 52mm 45 Deg Red. Chris King DropSet 2 Headset. Patented GripLock retention design for exclusively reliable headset adjustment 42mm 45x45 upper bearing 52mm 45x45 lower bearing Compatible with King baseplate and 45 degree integrated crown races TECH SPECS Color Red Bearing Type Cartridge Crown Race 30 Defined Color Red S. H. I. S Upper IS42 S. H. I. S. Stem Clamp Diameter 28. 6 Threadless S. H. I. S Lower IS52