International Sports Timing 3286 Kentland Ct. SE Grand Rapids, MI 49548 Phone: 800-835-2611 616-247-1033 Fax: 616-247-0086
SWIMCLOCK Pace and Game Clock
SWIMCOUNT Workout Clock
Mark Schubert using an IST Pace Clock with his Gold Medal Team Mark Schubert says "We enjoy using this clock every day".
SHOTCLOCK Game Clock
CLOCKREMOTE Wireless Clocks
Official Timing System of
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