Roundhouse Wheels - 69mm Eco Concave - Aqua (81A) while the concave wheels hold

while the concave wheels hold your deepest lines without slipping out

and geared for performance

2x CX front riser

Souped up and slimmed down

Roundhouse Wheels - 69mm Eco Concave - Aqua (81A) while the concave wheels holdColour Aqua Size 69mm Hardness 81A Sold as a set of four We are always looking for ways to reduce our carbon footprint and create a more eco friendly rider experience. The Roundhouse Ecothane Concaves are made in the USA from a unique formula that incorporates soybeans to offset the reliance on petroleum based urethane. The need for grip has never been more important than in surfskate, where you rely on the traction of the wheels to fully lean into