I've not seen very many of these offered. I have no experiance with them as I have a buckmark.
https://www.tandemkross.com/COWS-MK-III-Pro-Shooter-Scope-Holster_p_20.html
https://www.tandemkross.com/COWS-MK-III-Pro-Shooter-Scope-Holster_p_20.html