Do they sell instruments here?

Ive seen a variety, clarinets, trumpets and stringed instruments

I have seen electric violins once.

Yes, I've occasionally seen guitars and drums here, but it's really hit or miss. No way to predict what they'll have or whet they'll have it.

Yes they do sometimes it's hit or miss

Probably not

I've personally never seen any but you never know there anything is possible.

Sometimes