Will fit most antique hand crank not electric 4 quart White Mountains® made in the last 50 or 60 years
The gear housing is enclosed not the real old ones with gear on top of the lid
Dasher hole in the top gear is 3/8 (.375)
Bottom gear opening for can lid is 15/16 (.9375)
Made in the USA
Call Tom @ 336.984.2885 for help.