How often should these be changed? Is there obvious visible signs, (pitting around orifice, accuracy issues) or is replacement recommended every year or two regardless.....like rotating your tires?
I am not one to let my ML sit in a safe, then blow the dust off it come November. Huntsman and I knock the hell out of the local range every Sunday.
I am not one to let my ML sit in a safe, then blow the dust off it come November. Huntsman and I knock the hell out of the local range every Sunday.



















































