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Product Information:
Material: Axis & Stem: Titanium Alloy TC4; Tip: Si3N4 Silicon Nitride Ceramic Ball
Stem Dimension: Diameter: 1.181" (30mm); Height: 0.354" (9mm)
Ceramic Ball Diameter: 0.138" (3.5mm)
Overall Height: 1.338" (34mm)
Net Weight: 1.136oz
Max Spinning Time: Our records is 7 mins (In smooth surface)