You need to ask a gunsmith for help.
Best to ask a gunsmith for assistance.
Best left to a gunsmith
Do an internet search for 'Browning luggage case'
Take it to a gunsmith and ask for help
Take out the screws?
S&W never made a Model 69 semi-auto pistol
YES! If the car has been in use could be the caliper the caliper slider or the brake hose connected to the caliper. yes, if the car has been in use and the rotor is rusty then the caliper is frozen and needs to be taken apart and replaced.
it needs to be taken apart and cleaned if possible if not you have to replace the entire caliper it is most likely seized in rust
Which one?
Contact Browning Customer Service, and request an owner's manual for your rifle. You WILL need the pictures in it.
take apart the whole gun
Ask a gunsmith for help