The Results Plus features the same core used in the previous Results and adds a modified TP1 coverstock version. The TP1 formula uses a stronger base resin to enhance the backend motion of the Results Plus, a common feature in all Radical Top Shelf balls. As you know, the Results core was designed to add the performance bowlers need without the use of a balance hole. The Results Plus performance is achieved by modifying the total differential and intermediate differential, so no balance holes ar