Yes, they have the Gun Library which houses the collectible used guns. Then, there is an entire glass case with used pistols for sale
They do, they buy and trade firearms. You will just need to speak to the gun library staff.
They have a used gun section. Check with the store about thier policy.
They sell used guns so I think they do. Call to verify.
Unknown
Not sure, never trade in.
Thanks! Your answer is awaiting moderation.