MRV063 series worm gear speed reducer.
This 80:1 ratio speed reducer is rated for 0.66 HP input at 1750 RPM on a hollow 5/8" diameter x 1-7/8" long keyed shaft and 56C mounting flange.
Output is 1079 lb/in on a hollow 1-1/8" diameter x 4-7/16" 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.