Made in the USA 

Instructions:

Remove the rear sight by pushing the hinge pin out and then remove the sight and spring

The spring is removed by tapping it toward the barrel end

You will have to first remove the wood cover

Slide the special nut into the slot the spring was removed from

The nut is tapered so insert the small side of the nut from the barrel end of the slot

Place the mount into the rear sight area aligning the two 4-40 screw holes where the hinge pin was removed

Inser the two 4-40 x 3/8 socket head scres into the mount and tighten lightly

Insert the 10-32 x 3/8 flat head screw into the mount and tighten

Insert the 10-32 x 3/8 set screw into the mount and tighten