AR RIFLES - digital guide & schematics library on over 1,300 AR rifles AR RIFLES digital guide presents over 1,300 semi-auto and full-auto AR rifles from 65 manufacturers worldwide. It also contains a schematics library with print able and zoom able exploded views and parts lists of many AR rifles, a great value for any gunsmith or gun enthusiast. Over 1,300 military and civilian legal AR rifles in calibers from 22LR to 458 Socom are presented in AR RIFLES digital guide. It works on Windows XP, Vista, 7, 8 & 10.