Replaces MOST factory motors in the following feeder/timer units: Remington Moultrie (NOT the Moultrie Easy Fill Feeder) On-Time Game Winner Magnum Wildgame Innovations Dimensions are: Length to end of stem:  2 7/8" Length to end of motor body:  2 1/4" Diameter:  1 1/4" Stem length:  1/2" Stem Diameter:  1/8" Mounting hole spread: 1" THE STEM is "D" shaped to tighten your spinner set screw against