Cane Creek Hellbender 70 30th Anniversary Bottom Bracket - English For 30mm Spindles Blue. The Hellbender 70 bottom bracket utilizes bearings made of 440C stainless steel providing exceptional ride quality and reliability while striking a perfect balance between value and lasting performance. Marine-grade grease and robust bearing seals complete the package in terms of durability.

440C stainless steel bearings with a dual lip seal and marine grease offer durability and corrosion resistance

6061 T6 machined aluminum cups are lightweight and durable