Lane Masters Black Diamond Bowling Ball, Legends Bowling Balls.

The Black Diamond, a Legends Signature Series ball has the same core (Dynasty) as the Black Pearl and the Black Pearl Reactive. The cover-stock is Traction Diamond. It’s a solid particle (medium load), and it is the most angular solid particle we have ever released.

RG – 2.559

Diff – 0.055

Flare – 6.5”

Durometer – 74-75

Finish – Factory Polish