I have a like new OD green polymer C-More Railway red dot sight with 8moa dot for sale. The dot size can be changed by simply replacing the module. This sight has only been mounted on a .22LR pistol for a very short amount of time (approx. 500 rounds). Sight includes Railway mount that will attach to any picatinny rail. $175
shipped to the lower 48 states. If you have any questions PM me.