Proton Step-Up High Crown designed with riders 165lbs and

designed with riders 165lbs and over in mind

Designed for surf up to about head high

making it ideal for controlling speed in more powerful waves

S M L Body Length 20 7/8 22 1/8 23 3/8 24 3/8 Body Length Tolerance 3/4 3/4 3/4 3/4 Chest Tolerance 3/4 3/4 3/4 3/4 Chest Width (Laid Flat) 15 1/4 16 1/4 17 1/4 18 1/4 Sizes (US) 6-8 10-12 14-16 18-20

Proton Step-Up High Crown designed with riders 165lbs andThe 2010 late winter saw the Proton Step Up become the most common step up in use with the CI team. With its pronounced rocker, it is a natural choice for steep faces and on rail surfing. Single concave gives the board plenty of drive for critical situations. Scale up with your same width and thickness.