i stand corrected......., again.
US 12.1.8 Replacement Rifle or Shotgun • A competitor shall use the same
rifle/shotgun/sighting systems for all rifle/shotgun courses of
fire.
For purpose of this section, a “rifle/shotgun” consists of a
specific receiver, barrel, and stock combination. Competitors at
a competition, which consists of one or more matches of different
firearm types, must use the appropriate firearm in the individual
matches.
In the event that a competitor’s original rifle/shotgun becomes
unserviceable or unsafe during a competition, the competitor
may seek permission from the officiating range master or match
director to use a substitute rifle/shotgun provided: