I have a primary arms red dot meant for a .556 or .308 rifle. I don't know much about it, got it on a trade and never mounted it so it's just been sitting in my safe. 

It retails for $300 and I would like to trade for a pistol red dot of equal price.

https://www.primaryarms.com/primary-arms-slx-3x32mm-gen-iii-prism-scope-with-acss-556-cqb-m2-reticle

Please text offers to 859-552-458f8ve