1. Lack of options for left handers.

2. General lack of quality control. How often do you have to do some tuning to a new rifle to get it to shoot when, for the money we pay now days for a new rifle there is always something out of whack.
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"No free man shall ever be debarred the use of arms. The strongest reason for the people to retain the right to keep and bear arms is, as a last resort, to protect themselves against tyranny in government." Thomas Jefferson, 1776