
from rec.guns... What spare parts ought the shooter keep on hand for basic operator maintenance of his AR-15 rifle?
New bolt complete, hammer, trigger, disconnector, disconnector spring, firing pin, firing pin retainer, ejection port cover spring and pin "C" clip, rear sight aperture leaf spring, 3 rear sight ball bearings, 3 rear sight ball bearing springs, rear sight elevation indexing drum set screw, safety selector detent & spring, rear take down pin detent & spring.
Hope this helps!
Thanks again for the kind interest!
--Clint McKee