Brunswick Vintage LT-48 Bowling Ball (15lbs) The Vintage LT-48 combines old-school styling with new technology to make this ball an instant classic This solid black ball takes the 3C solid reactive coverstock and combines it with the Medium RG symmetric core to create extra control, carry, and consistency of a variety of lane conditions The length and versatility of this ball match up well with bowlers that have a slower ball speed and higher rev rates