WS-MCR Trigger question

[darkestjedi]

Anyone know if this would be likely to work in an MCR?

https://www.risearmament.com/product/ra-140-super-sporting-trigger-with-anti-walk-pins/

 

[diegocn]

Judging from the look it will work. You might have to take some material off the bolt hold open lever.

 

[The_Silencer]

I have the RA 434 and it fits with 0 mods.

 

[tobaman45]

I have the RA 434 and it fits with 0 mods.

where did you purchase it from

 

[Ratzilla]

Anyone else put an aftermarket trigger into the MCR? I read that some aftermarket triggers won't fit? Anyone know why?