Browning Pump Shotgun "BPS"
You MUST call Browning to get a correct answer.
No
1977
Never heard of a model 22 BPS. A Browning BPS in 20 gauge can vary from 150-400 depending on condition.
http://www.browning.com/customerservice/dategun/index.asp can help you date various Browning models. Your BPS 12 gauge Hunter was made in 1981.
cost
No
32 year old BPS in 12 gauge.
Among other BPS shotguns, yes.
No it does not. The Browning BPS Hunter is a shotgun. The "410" signifies the shell size (guage) in this case .410
The 2 letters NX in the middle of your Browning Invector pump action shotgun indicates that it was made in the year 1993.