This belt is made of fiberglass and rubber construction and will provide the most in strength for your blown application. Belt is 3.00" (75mm) wide and is the 8mm HTD tooth profile.
Belt comes in different lengths and here are some of the common sizes 1280 (50.39"), 1360 (53.54"), 1440 (56.69"), 1512 (59.52"), 1520 (59.84"), 1600 (62.99"), 1696 (66.77"), 1760 (69.29"), 1800 (70.86"), 1904 (74.96").