Manual
Manuals
Brands
SIG Sauer Manuals
Firearms
semiautos 550 551 sp 1
47
48
49
50
51
52
53
54
55
56
In the final stage of the advance,
the bolt head [5] locks up and the
release bar [6] is depressed. The weapon is ready to be fired.
Locking
53
1
...
...
51
52
53
54
55
...
56
