MRV090 series worm gear speed reducer.
This 80:1 ratio speed reducer is rated for 1.39 HP input at 1750 RPM on a hollow 7/8" diameter x 2" long keyed shaft and 140TC mounting flange.
Output is 2522 lb/in on a hollow 1-3/8" diameter x 5-1/2" long keyed shaft.
High quality reducer has an all aluminum heat sinking designed housing with epoxy coating.
Output shaft kits are not included and are sold separately.