Many to chose from right hand, left hand or double (straight through)
output shaft. Hollow output (Has no output shaft). C-face or universal (has input shaft) input. Various models shown below.
Above is a double reduction, c-face input. (A double reduction gearbox is basically two single reduction boxes hooked together. (example 20:1 primary + 60:1 secondary = 1200:1 ratio) If your motor is 1725 rpm your final rpm would be 1.4375 rpm output.
Below is a double reduction, universal (shaft input), hollow output.
Above is a double reduction, universal (shaft input), left hand output.
Right Angle Worm Gear Speed Reducers