The Remington Model 31 competed with the Winchester model that was popularly known as what?
Remington Model 31: The Remington Model 31 is a pump-action shotgun that competed with the Winchester Model 1912 for the American sporting arms market. Winchester Model 1912: The Winchester Model 1912 (also commonly known as the Model 12, or M12) is an internal-hammer, pump-action, shotgun with an external tube magazine. Winchester Model 1912:  Popularly named the "Perfect Repeater" at its introduction, it largely set the standard for pump action shotguns over its 51-year high-rate production life.
Perfect Repeater