The belts are listed by their proper
metric identification (length / pitch / width, expressed in millimeters), followed
by the US conversion of length and width, and finally, the tooth count of
the belt The full scale profile schematics shown for each style belt can
further help you in identifying which belt you might be presently using,
plus inform you of the materials used in it's construction Gates
Rubber Company, the manufacturer of these belts, recommends you do
not interchange the HTD and GT belt and pulley profiles