The Roto Grip Sinister bowling ball is a high-performance strike ball designed for medium-heavy lane conditions. With an asymmetrical core and a .055 differential, this Ten-Pin Bowling Ball features a hybrid reactive coverstock made of polyester. Drilled with the HP4 Line Cage technology, this multicolor ball offers precision and consistency on the lanes. Weighing 15 lbs with a matte finish, this Roto Grip bowling ball is a reliable choice for serious bowlers looking to improve their game.
