Set contains 1 white ball, 1 red ball, 1 yellow ball and a cleaning cloth
Size: 61,5 mm +/- 0,08 mm
Weight: 210 gram +/- 1,0 gram
Gravity: 1,725 +/- 0,02
Hardness: ≥ 59 Rockwell
Composition: extremely high phenolic resin content
(tests performed under controlled conditions: Temp 22-25 degrees Celsius, humidity 50% +/- 5%.)
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