The 85mm by 52mm Seismic Speed Vent is molded around our proprietary Energy Conversion (EC) hub the first tall, wide hub seen in longboarding and still second-to-none. The 85mm tire provides downhill roll speed, while the weight-saving hub adds the quickness and agility of a smaller wheel, as well as enhanced rebound. Combined with lips designed for pure grip, the Speed Vent stands in a class by itself.

Features:

• 85mm tall x 52mm wide SPEED VENT Wheels
• Offset bearing seat
• 49mm running surface
• Radiused outside edge, chamfered inside edge
• 8.6 oz. each
• Guinness WR speed
• Directional slide
• Long-lasting grip
• Slow, consistent wear
• Sold in sets of Four wheels