Bsa/optics planet - BSA Optics Adjustable Aluminum Scope Ring Mounting System

I lost a lot of money and time trying to get these bsa super tall rings to work on customers gun. the threads on the ring bases stripped when I tried to mount his scope I bored and tapped thru holes and used 6x32 cap screws to fix that and mounted on rifle while sighting in could not get a consistant poi looked at rear base and the threaded insert had come loose customer need the rifle the next day I made a rail to extend a set of tall kelby type rings that I had on hand to get him had already quoted job so had to eat machine time and materials. please do not sell any more of these