This link to the rules spells everything out fairly well.
Rules - NRL Hunter
5. Skills Division is for anyone that wishes to compete at a NRL HUNTER match purely for the experience. There will be a discounted match entrance fee. Skills Division hunters may use any rifle weight or caliber that they choose that does not exceed .30 caliber or 3275fps. Skills Division hunters do not need to meet the minimum Power Factor (PF) requirements. Skills Division hunters may be coached on the clock after they have had the opportunity to try the stage on their own. Skills Division hunters will not be competing for points or the opportunity for awards, or prizes.