SIG SAUER SIG556 - Manual (Page 19)

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2.1.5 Trigger Casing Assembly and Butt Stock
The trigger casing assembly contains the internal components of the firing and safety mechanisms, bolt catch, magazine
well, magazine release, and butt stock assembly.
The safety lever, located on both sides of the trigger casing, can be set to four positions (Auto or 2 position Semi-only):
Position “S”: The weapon is locked in the safe position.
Position “F”: The weapon will fire semi auto.
Position “3”: The weapon fires 3-round burst. After each burst, the trigger must be released and then pulled again.
Position “A”: The weapon fires in the full auto mode.
leFt SiDe
SaFety leVerS
taKeDown pin
BUtt StoCK riFle grip trigger trigger gUarD
preSSUre point SCrew
magaZine
releaSe
SaFety
leVerS
magaZine well
piVot pin
12SIG599_SIG556MiniManual1511980Rev02.indd 19 9/12/12 12:40 PM