Some would argue this is the most famous

Dozens of perforations to avoid air bubbles

Set of 8 Bearings

Preshrunk standard fit t-shirt

Highest-grade chromium steel

Seismic Speed Vent 75a Longboard Wheels - Clear Blue - 85mm Prism Some would argue this isThe Seismic Speed Vent is molded around our proprietary weight saving Energy Conversion Core possibly the raciest, sexiest core on the market. The 85mm diameter gives it the roll speed of a downhill wheel, while the weight saving core adds the quickness and agility of a smaller wheel, as well as enhanced rebound. Combined with lips designed for pure grip, the Speed Vent is utterly unique among high end wheels. Breakthrough performance for