TargetTalk

Rlyeh wrote:I had exact the same problem with one AR20 diopter. Solution is quite simple - you need to turn a little a screw which secure the sight. This one you will find on the left side (not on this picture).

That has solved my problem & I now have my adjustable iris in place.

Many Thanks,
Dave.

Hi Jimro,

Many thanks for your reply.
I've tried unscrewing the iris as with a normal rear sight but this one will just not move & I don't want to force it too much.

This is the type of sight that came with it.

Hello Everyone! I've just became the proud owner of a Hammerli AR20 Pro, 10m Match Rifle. It is one of the most comfortable & accurate rifles I've owned. I have one question about it which I'm hoping one of you can answer for me. I would like to fit an adjustable iris to the rear sight but I'm u...