Sector 9 Striker II Longboard - 9.5x36.5 Red Sector 9 Striker II Red Longboard. What could be better than a Sidewinder board with bamboo core, you ask? How about one sandwiched in fiberglass? Much better. This tight carver also features the new 10" Sidewinder II's, with a little bit of camberand a kicktail for added functionality. 69mm 78a Offset TS Wheels and Abec 5 PDP Bearings