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The 68mm by 43mm Seismic Tantrum is molded around the special fin-trimmed version of Seismic's proprietary weight-saving Energy Conversion (EC) hub the first tall, wide hub seen in longboarding and still second-to-none.
The big, airy, fiber-reinforced hub combines with perfectly-refined proportions, superbly-supported radiused edges, and our advanced urethanes for a truly progressive freeride experience with quick acceleration, slide release and hookup that are always easy to read, vibrant thane lanes, and consistent wear.
The 68mm by 43mm Seismic Tantrum is molded around the special fin-trimmed version of Seismic's proprietary weight-saving Energy Conversion (EC) hub the first tall, wide hub seen in longboarding and still second-to-none.
The big, airy, fiber-reinforced hub combines with perfectly-refined proportions, superbly-supported radiused edges, and our advanced urethanes for a truly progressive freeride experience with quick acceleration, slide release and hookup that are always easy to read, vibrant thane lanes, and consistent wear.