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.

Features
Bearings: 440C stainless steel
Cups: Machined aluminum
Durability: Excellent, with corrosion resistance
Engineering: Precision engineered in Fletcher, NC

Specifications
Materials: Machined aluminum cups
Finish: Anodized black
Bearings: 440C stainless steel
Spindle Diameter: 30mm – PF41/92 only, 29mm (DUB), 24mm (Shimano)
Installation Tool: BSA – Park Tool BBT-79.3 or similar, External – Park Tool BBT-79.3 or similar, T47 Internal – Park Tool BBT-47-16 or similar, PF30 – Park Tool BBT-79.3 or similar, BB30 – Park Tool BBT-79.3 or similar

Mfr Claimed Weight
T47 (30mm bearing) – 141g