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3/16 Silicon Nitride Ceramic Balls 10 piece:
$15.99
Diamond polished Grade 5 Silicon Nitride 3/16\" balls equivalent of .1875 inch. These Si3N4 balls come in a 10 pack from World Champions ACER Racing. Superlight and strong, they weigh 79% lighter than tungsten caroffere for the lowest rotational mass. Lighter, faster, smoother, these are the best balls on the planet.
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