What do you throw out when you want to use it but take in when you don't want to use it?

anchor

The answer to the riddle is an anchor. An anchor is a heavy object attached to a chain/cable and used to moor a ship to the sea bottom. An anchor is something you throw out when you want to use it. And you take in when you don't want to use i

Explanation:

The answer to the riddle is an anchor. An anchor is a heavy object attached to a chain/cable and used to moor a ship to the sea bottom. An anchor is something you throw out when you want to use it. And you take in when you don't want to use it

the string with the finger instead of using the bow