?Can the "SG550 Sniper Stock" be installed instead of the standard stock?
Yes, it is a stock for the SG550; once installed, its effects apply: ergonomics +7, vertical recoil +6, horizontal recoil +10.
?What improvements does the "SG550 Sniper Stock" provide?
Part effects: ergonomics +7, vertical recoil +6, horizontal recoil +10.
?What happens to recoil when using the "SG550 Sniper Stock"?
The part reduces recoil on both axes: by 6 vertically and by 10 horizontally.
?What can the "SG550 Sniper Stock" be installed on?
Mounts on the SG550 rifle.