99CD would have a Williams rear sight, can't help you brand or info for the front sight. Could probably get you a picture of one..

Nice grab!

[Linked Image from i.imgur.com]

“The Savage 99 Pocket Reference”.
All models and variations of 1895’s, 1899’s and 99’s covered.
Also dates, checkering, engraving.. Find at www.savagelevers.com