Replacement screw for Mark ll rear sight?

[daveb1667]

Hi,
Mark ll adjustable rear sight has a set/grub screw (lock / hold) next to the windage adjustment screw.
I need to source a replacement, or at least know the size. Any help?
Dave

 

[hittman]

Contact Ruger. They’ll probably send for free

 

[daveb1667]

Contact Ruger. They'll probably send for free

Thanks hittman. I submitted a request and will call tomorrow.

 

[9x19]

My notes say the rear sight locking screw is a #6-48 x 9/32" long

 

[daveb1667]

My notes say the rear sight locking screw is a #6-48 x 9/32" long

Done. Thanks!