Endorsed by the World Sport Stacking Association (WSSA) as the official timing device for Sport Stacking, the StackMat™ Pro Timer is a detachable precision Competition Timer accurate to 0.001 with super sensitive touch pads.
Note: The G4 StackMat Pro Timer is compatible with Gen 3 and Gen 4 mats.24.99
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$59.99 - Speed Stacks Ultimate