I say get a ten-dollar studfinder and find them puppies. They're on stadard centers so find ne, you've found a whole wall of them.

That said, I do use a pair of mollies on each of my guitar hangars with no problems. But Gnu and Bobert are right. If it might someday carry more load, find you a stud and run a long deckscrew or a long lagbolt inta it.

A