I have a 6 month old TA-31 ch with red fiber optic mounted in a larue RCO mount I'd like to trade for a aimpoint T1 2moa mounted In a larue LT660 mount + cash on you're end. There are no defects of any kind on the acog. Also includes kill flash. I will sell outright for 1k shipped. Thanks for looking. Txt for pics 319-440-378five