【Beautiful Used Item】 Bowling Ball Ebonite (The One Urethane) 15 pounds List price: ¥54,450 (tax included) Original box not included Very little use in terms of games played. Will be shipped carefully. Coverstock: SOLID URETHANE Core: CONTREX SYMMETRIC MASS BIAS Core Shape: Asymmetric Surface Finish: 1000 MICRO PAD Recommended Lane Condition: Medium to Heavy Bowling Ball EBONITE 15lbs RG: 2.468 △RG: 0.056 MB: 0.027 From the homepage: In recent years, with the rise of two-handed and thumbless high-rotation bowlers, diversifying playing styles, and the resulting rapid lane changes, urethane balls are once again gaining attention. In this field, HAMMER's urethane balls hold a large share of the global market, and it is well-known that the "Purple Pearl Urethane" is considered the No. 1 urethane ball.