Im here looking at my order form for Fox. There are 2 sizes for the 40. theres the 2006 40 203 RC2 (s-l) and a 2006 40 203 RC2 (xl). i was wondering what the difference is? different sized stertubes or hight or what? im 5-10 and 130 pounds and im putting this on a 2006 Orange 224.