Comment by int_19h
17 hours ago
FCUs are not tracked in US (aside from full auto trigger groups, which however are classified as "machineguns" in their own right).
Receivers are tracked.
17 hours ago
FCUs are not tracked in US (aside from full auto trigger groups, which however are classified as "machineguns" in their own right).
Receivers are tracked.
That depends entirely on the gun. Sig "receivers" are just frames and the FCU is the controlled element. At least in the p320.