WTB Proterra Light i25 Front Wheel - 700 12 x 100mm Center-Lock Black 28HProterra Light i25 wheels are for all you gravel riders out there. Proterra Light i25 wheels feature an open cavity profile to minimize weight and maximize efficiency as you get lost out where the pavement ends. Like all other Proterra wheels the responsive 6 pawl freehub offers 5 degrees of reliable engagement whether you're crushing a gravel ride or have your frame bag bursting at the seams for an overnight adventure. Frequency Hub with top tier EZO