The OYSI Inline Skating Chassis is designed for use with 72mm outer wheels and 60mm inner wheels incorporating a built in rocker to enhance agility. Efficient use of the space beneath your feet yields an uncompromised groove, responsive control, and low profile.

Designed and Manufactured in the USA. One Size Only.

Familiarize yourself with the chassis by reviewing the Technical Specifications.

Please review our Wheel Menu and utilize our Rocker Calculator in determining your wheel selection. ( Max Outer Wheel Diameter: 72mm | Max Inner Wheel Diameter: 61mm )

Fitment of 72mm through 66mm wheels on the outer axles Requires Modification of the Soul Plate to create a clear recess above the chassis mounting plane. (Soul Plate Modification Template)

http://www.oysius.com/notools/ INSTICTIONS FOR SOUL PLATES MODIFICATION or see: