Ron, I had a /6 71 K at my disposal, and I was trying to go with Schumackers /6 to Gen III mounts. At the time it was not revealed Schumacker was going out of business, and I had the mounts on order for about 3 months? When I finally got fed up with waiting, I tried to find a suitable matching K, and the prices are crazy, we are gouging each other in this hobby. So instead of paying huge prices for a K, I bought the QA1 and simply went with the TTI mounts. Yes, I could have fabricated, but I did not.....