I do not envy the Rohrbaugh Brothers, with their goal of producing the perfect pistol. I can imagine the sinking feeling as a small batch of problem guns emerge.
I would implement a system to track slide assemblies as associated with batches of raw material. This way, a practical method of RECALL could be put in place.
The frame has it's reference number, the S/N..
I'm sure I don't fully understand the problems they face, and only wish to plant a *Thought Seed*......