The KR Strikeforce NFL Shammy is awesome at removing oil from a bowling ball

Fully Fabric-lined with Padded Tongue and Collar

This cover and core combination offers controlled hook on drier lane conditions

RAISED HEEL DESIGN - Lifts middle of sole off of the floor to reduce sagging

Hammer Statement Pearl Bowling Ball gloves & wrist supports The KR Strikeforce NFL ShammyHammer wants you to make a statement with the Hammer Statement Pearl High Performance Bowling Ball. This ball uses the very responsive Aggression Pearl CFI coverstock which is finished with a 500 1000 grit and then polished. The coverstock offers good length through the front of the lane and an aggressive backend reaction. The Statement core in this ball has a very low RG with a high differential as well as a strong asymmetric core. This core design