100-1000 or more depending on EXACTLY what you have.
You will need to call Browning.
50-500 usd
Only Browning knows.
It will be marked.
You must define what "BOP" means.
no they are not made anymore
$300-900 depending on condition, which grade, and which model Browning,
There are many things to consider. Age, condition, scope... Say $3-600.
belgium browning bar II safari edition 30-06
Please contact Browning on this question at the link below
Browning will send you an owner's manual for free if you request. Otherwise, ask a gunsmith for help