Weight
15 pounds
PBA Approval Date
Release Date
Discontinued
Get hardcore with the Grind! Hardcore Hammer Grind features a new core shape with our legendary Violent Reactive Coverstock (Widow Cover) to give you a strong, but controllable hook on medium oil lane conditions.
Factory Finish
800/800/1000/1000 Abralon, Powerhouse Factory Finish Polish
Violent Coverstock
Type
Solid Reactive
Bullet Core
Core Type
Symmetric
16 pounds
RG
2.570
Diff
0.029
15 pounds
RG
2.560
Diff
0.045
14 pounds
RG
2.580
Diff
0.047
13 pounds
RG
2.530
Diff
0.055
12 pounds
RG
2.600
Diff
0.039