The Pyramid Fortress Solid Bowling Ball is a 15 lb 13 oz bowling ball. With a differential of .050 and a RG of 2.500, this multicolor ball features a reactive resin coverstock and an asymmetrical core type. Its matte finish makes it suitable for bowling enthusiasts looking for a high-performance ball to enhance their game. The Pyramid brand is known for producing quality bowling equipment, making this ball a reliable choice for serious players.
eBay