Ask a gunsmith for help or download a manual for free on Browning's web site.
Browning has manuals for download on their website or via USPS for free
Browning Pump Shotgun "BPS"
No
1977
Never heard of a model 22 BPS. A Browning BPS in 20 gauge can vary from 150-400 depending on condition.
No
cost
Among other BPS shotguns, yes.
32 year old BPS in 12 gauge.
No it does not. The Browning BPS Hunter is a shotgun. The "410" signifies the shell size (guage) in this case .410
50-500 usd
Try Mid West Gun Works or Browning for a manual