Seismic Speed Vent 77a Longboard Wheels - Clear Blue - 77mm Longboard Decks Bones Swiss feature the same

Bones Swiss feature the same ultra high performance components used in Bones Swiss Ceramics

Spacers included

Black polycarbonate frames

Back when skateboarding was first taking shape

Seismic Speed Vent 77a Longboard Wheels - Clear Blue - 77mm Longboard Decks Bones Swiss feature the sameThe Speed Vents incorporate Seismics Defcon urethane, molded around an Energy Conversion hub. Defcon urethane ensures that the wheels will be fast, responsive, and predictable when sliding. The EC hub makes the wheels lightweight and easy to push into slides. Diameter: 77mm Width: 55mm Contact Patch: 55mm Durometer: 77a, 79a Lip Profile: Sharp Core Placement: Offset Wheel Surface: Smooth