Yes. Mossberg uses both long and short action triggers on both actions so it is best to measure from the center of pin to center of mounting screw. If it measures .390. you will need model 610S. If it is .512, you will need model 610.
Yes, MPN: 610S would be the appropriate trigger for your rifle.
No, the Timney Triggers Mossberg Trigger w/Safety is not compatible with the 590 Shockwave. These triggers are designed for short or long action Mossberg bolt guns.
The Timney Triggers Mossberg Trigger w/Safety long action model will work with a Mossberg Patriot 300 Win Mag.
The Timney Triggers Mossberg Trigger w/Safety SA model will work with a Mossberg Patriot in .308 Winchester.
Yes this trigger will work.
This is the correct trigger for your rifle.
Yes this trigger is compatible.
Yes this trigger will work
The caliber is just as important than the model of Mossberg rifle you're trying to install the trigger in.
The short action trigger will only fit the Mossberg models listed below.
100 ATR Short Action (Mossy Oak Deer Thug & Youth)
4x4 Short Action
MVP Short Action (Flex, Thunder Ranch, Predator, Varmint, & Patrol)
ATR Night Train Short Action