Roll Line Helium Wheels (8-pack) 5/16 is designed to be used

is designed to be used on many types of extremely slippery skating surfaces including standard wood floors coated with plastic or poly urethane

Available sizes: 1–13 Full and Half sizes

however if you want to upgrade

put the wheel with the outside of the wheel (usually the printed side) facing up and put another bearing on the pin

Padding: padding all through (8mm)

Roll Line Helium Wheels (8-pack) 5/16 is designed to be usedRoll Line's perfect outdoor wheel! Set of 8 wheels Indoor Outdoor High Rebound Wheels Hardness: Hi Rebound 83A Diameter: 64mm Compound: Cast Urethane Hi Rebound Compound Formula The Heliums are the result of a long term research project which has produced very High Performance Indoor Outdoor wheels. What a smooth ride! Roll Line has developed this wheel giving it properties that are normally not achievable in the one wheel, Super Tight Grip and Good