Callaway Big Bertha Os Hybrid
- Dexterity: RH/LH
- Flex:Stiff, Regular, X-Stiff
- Shafts:UST Mamiya Recoil ES 460 Graphite
- Head Cover
Big Bertha OS Hybrids are designed for super-charged distance and ultimate forgiveness, with a deeper body, larger and faster face, and next-generation Face Cup technology.