Ritchey Classic Zero Post 30.9x400 - Silver CheckoutSpec= Upper 7.3mm Match your build – Choose

Match your build – Choose from 7 bold anodized colors that coordinate with Wheels Manufacturing bottom brackets Headset spacers hangers and more Material Aluminum Type Bolt-On Color Purple Weight 31 Diameter 31

9mm QR Use with 142 & 148mm

Works with bikes with limited space between top and down tubes

Dual-Seal crown race provides excellent seal efficiency with low friction

Optimized hood shape fits the widest range of hand sizes

Ritchey Classic Zero Post 30.9x400 - Silver CheckoutSpec= Upper 7.3mm Match your build – ChooseNo slip saddle engagement with high adjustability 6061 alloy with zero set back 285g (27. 2x350mm) Model Classic Zero Diameter 30. 9mm Length 400mm Setback Zero Material Aluminum Color Silver