8MGT- 720-21
(Metric) Gates PolyChain GT Timing Belt
8mm Pitch x 720mm x 21mm wide

Gates Poly Chain GT Carbon (replaces GT2)

Poly Chain? GT2 is being Replaced by Gates NEW STRONGER Poly Chain GT Carbon Belt and it can be used on Poly Chain GT2 Sprockets. Gates? most powerful polyurethane synchronous belt and an ideal replacement for chain drives and gears.This top performing belt for low speed, high torque drives has been upgraded: it has 55% higher power ratings, for the same service life.