under), and by weight class. Weight class and division is at the tournament director's discretion. Pure-weight based system - In this system, the athletes are not divided by age but rather just by weight class. This is rarely used because it pairs younger, less experienced athletes with older, more experienced athletes. Middle school Wrestling weight classes for middle (junior high) school in the United States vary from state to state and are not regulated by the NFHS. The weight classes regulated by the OHSAA are the following: 80 lbs 86 lbs 92 lbs 98 lbs 104 lbs 110 lbs 116 lbs 122 lbs 128 lbs 134 lbs 142 lbs 150 lbs 160 lbs 172 lbs 205 lbs 245 lbs High school High school students in the United States competing in scholastic wrestling do so in the following 14 weight classes set by the National Federation of State High School Associations (NFHS): 106 lbs 113 lbs 120 lbs 126 lbs 132 lbs 138 lbs 145 lbs 152 lbs 160 lbs 170 lbs 182 lbs 195 lbs 220 lbs 285 lbs Heavyweight class was unlimited before 1988–89; capped at 275 lb (~125 kg) from 1988 to 1989 through 2005–06. Other states have additional or modified weight classes, such as: 99 lbs (in the state of New York;) 98 lbs (in the state of Montana;) 105 lbs (in place of the 103 lbs weight class) in Montana. 144, 150, 157, 165, 175, 190, and 215 lbs (in place of 145, 152, 160, 170, 195, and 220 lbs weight classes) in New Jersey. 172, 189 and 215 lbs (in place of the 170, 182, 195 and 220 lbs weight classes) in Pennsylvania. 103, 112, 119, 125, 130, 135, 140, 145, 152, 160, 171, 189, 215 and 285 are the weight classes used in Michigan. Collegiate weight classes in the United States College and university students in the United States competing in collegiate wrestling do so in the following 10 weight classes set by the National Collegiate Athletic Association (NCAA): 125 lb 133 lb 141 lb 149 lb 157 lb 165 lb 174 lb 184 lb 197 lb Heavyweight (183 lb to 285 lb) Also: 235 lb (Only the National Collegiate Wrestling Association (NCWA), which governs institutions outside of the NCAA, NAIA, and NJCAA, currently allows this weight class, which ranges from 174 lb to 235 lb.) The NCWA has also approved the following eight