If you are looking for a nice sight for your Weihrauch take a look at the Williams FP-AG-TK, it sits a little higher than the stock iron sight so it may be just what you are looking for. I just installed on on my HW30S and while researching aftermarket iron sights I thought I saw a user who had posted a pic of his HW77 with the Williams sight on it. If you try a search in this forum you may just find it; I'll look myself and see if I can find that thread. The Williams is not the only option available, this thread...
I have recently purchased a hw 30 from air guns of arizona. Great packaging, super service. The rifle needs a reliable scope. I tried Hawke Air Max 32 2-7 I bought from Amazon. It could not be zeroed. Returned it, bought Hawke vanguard,as recommended by aoa Not very clear image, simply...
www.airgunnation.com
...Has some good pics of another option called the 'Tech' sight, looks pretty good.
EDIT: Found it:
Got a Williams Gun Sights peep for my HW30S. Took off the stock rear sight and mounted it tonight. As far as accuracy...:love: First group I've ever shot with CTC less than the projectile diameter. Huzzah!
www.airgunnation.com
post #7, not sure if that rifle is a 77 or 97, but take a look.