Brunswick Crown 78U Bowling Ball World Series Championships 2000 Siaair that gives the

2000 Siaair that gives the ball great traction on medium to heavy oil conditions

KR Strikeforce Black Pro Rev 1 Wrist Support Left Hand features a shorter design to provide medium power for light to medium lane oil conditions

R2S Pearl Reactive

Weight Block: Messenger PowerCOR

Made of polyester and USBC Approved for use during competition

Brunswick Crown 78U Bowling Ball World Series Championships 2000 Siaair that gives theBrunswick has released the Crown 78U in response to the new USBC rules for urethane bowling balls. This gives bowlers more choices that are still allowed in most USBC national events. Brunswick didn't just follow the new hardness rules; they also saw that harder urethane was being used more and more on tough tournament patterns and by players with high rev rates. They made a urethane ball with more flare potential and more dynamic core numbers so that