The Savage supplied receiver sight was the WFC No 175 they show up on eBay every so often. They have micrometer adjustments, the Lyman's and some others I've seen do not, just basic loosen, slide & tighten.

Here's a link to some information - https://www.24hourcampfire.com/ubbth...183/340_sights If you right click on the pictures a box will open and you can then open the pictures in a new tab to get rid of the PHOTOBUCKET marking across them.