Back Forty Bucks design is a plastic bowling ball and can be used as a spare ball

042 (15# ball)

Compatible with Hammer Slim Triple Tote line

Heavily padded construction provides maximum protection during transport in bowling bags or when storing equipment

and the bag’s reinforced handle system offers comfortable control

Hammer Effect Bowling Ball Select Weight:12 lbs. Back Forty Bucks design isResponsive Power Through the Mid Lane The Hammer Effect bowling ball combines a polished pearl reactive cover with an asymmetric core to create a clean front lane read and a strong move through the middle and back of the lane. It is a high performance option for experienced bowlers who want a defined motion on medium to heavy oil. Its HK22 Cohesion Pearl coverstock is designed to clear the front part of the lane before responding strongly to friction.