The Annovi Reverberi AR1639 Gear Reduction Kit will attach an AR50, AR503, AR813, or AR1064 Diaphragm Pump to a standard 8-18 Horsepower gasoline engine with a 1" keyed shaft.
The Annovi Reverberi AR1639 Gear Reduction Kit will attach an AR50, AR503, AR813, or AR1064 Diaphragm Pump to a standard 8-18 Horsepower gasoline engine with a 1" keyed shaft.