StrikeStack
Ball library
Hammer X Twelve bowling ball

Hammer

X Twelve

Released February 2025

Heavy OilEarly HookTraction
Hook strength
8/10

Specs

Coverstock
HK22 - Max Solid Solid Reactive
Core
Vibe 2.0 Symmetric
RG
2.510
Differential
0.042
Factory finish
500/1000/1500 Siaair Micro Pad
Released
February 2025

The oil, hook and strength labels are StrikeStack's estimate from the published specs, not the manufacturer's rating. Specs provided by bowwwl.com.

Balls that react like the X Twelve

More from Hammer