Seismic Urchin 78a Longboard Wheels - Mango - 75mm feed-color-Red/White For the better part of

For the better part of the last 40 years

Thunder keeps the quality coming

Combined with lips designed for pure grip

Building on earlier Osiris hits like the Gorgon and the Guru

a virtual cornucopia of reflective and technical materials and reinforcements

Seismic Urchin 78a Longboard Wheels - Mango - 75mm feed-color-Red/White For the better part ofIdeal for fast freeride, the 75mm by 48mm Urchins love going FAST, getting sideways, and ripping corners! The height and width are perfectly balanced for modern all around riding with slide release thats smooth, easy, comfortable, and predictable. They've got amazing in slide feedback and control, bleeding just the right amount of speed, secure, comfy hookup, vibrant thane lanes, and consistent wear. 75mm tall x 48mm wide 42mm stoneground running