Seismic Booster Wheels 60mm / 97a Performance / Ultralight

60mm tall x 42mm wide Booster Wheels.

Offset bearing seat, double-radius design.
3.4 oz. each.

Poured in premium urethane.

Sold in sets of FOUR wheels.

Molded around our weight-saving Mini-EC hub,
the Boosters offer breakthrough performance for
modern pool and park skating.
Poured with the world's most advanced no-flatspot formula,
stone-ground for that perfect broken-in feeling, and
uniquely light for their height and width.
Great for hard-wheel sliding, too!