- Cups and covers are internally contoured and relieved to minimize weight and maximize strength
- Top cover with low-friction upper bearing seal completely seals cup from contaminants and is fully captured by the top cover with no loose parts
- Alloy Dual-Seal crown race provides excellent seal efficiency with low friction
- Premium, sealed stainless-steel Hellbender 36x45 degree angled contact bearings
- Carbon friendly captured compression ring
