Search the web for "Air Gun Repair" or see the link below.
Guns
What did gunsmith make besides guns
A gunsmith Actually, a gunsmith repairs guns. A "maker" is typically called a manufacturer. Some gunsmiths have manufacturers licenses, some do not.
You need a gunsmith
A person who makes and repairs guns
Gunsmith
What did gunsmith make besides guns
A gunsmith makes and repairs guns.
long rifles rifles and hand guns
You would start as an apprentice to a gunsmith, and learn the craft of gunsmithing while helping the gunsmith to make or repair guns.
the skill you need to be a gunsmith is a good concentration on what you are doing. also you have to love guns and understand them.
Ask a gunsmith for help