Ritchey WCS IS42/28.6 Drop-in Headset Top Assembly

Use: Designed for 1 1/8" upper head tube diameters combined with standard 1 1/8" or 1 1/8" - 1.5" tapered forks. Specifications: Application: Cyclocross Top Bearing: 1 1/8" Steerer Tube: 1 1/8" Design: integrated (IS) Technical Information: Bearings: cartr