• Designed to bridge the gap between the 40-series and the 110-series
• Internally countroured and relieved to minimize weight and maximize strength
• Low-friction upper bearing seal completely seals cup from contaminants and is fully captured by the top cover with no loose parts
• Dual-seal crown race provides excellent seal efficiency with low friction
• Carbon friendly captured compression ring
• Premium, sealed stainless-steel Hellbender bearings
• Interlok spacer cmpatible
• Bright - dip anodized
