Presently no, but they certainly have in the past. In the modern era both the Model 21 & the model 24 were both made in 16 guage.
By the specific serial number stamped into the frame.
"Your" Winchester Model 21 Double Barrel Shotgun was manufactured in 1933, giving it an age of 77 years, as of 2010.
Please include the model number of your Winchester shotgun to get a correct answer to your question along with the serial number.
1910
10-500 usd
Check the receiver and barrels.
You will need to include the shotgun model number,or model name.Type of shotgun(single shot,pump action,double barrel,or semi-auto)along with the serial number that you have provided to get the correct age of your Winchester shotgun.
Impossible to answer.
Depending on condition 300-1000 USD.
NID with serial # 446018 was made in 1927
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