Transitional Model 6450

[gwhite]

Trying to figure out actual production number this gun
Serial TBR 9367. Box has orange sticker with A93.957
I have heard it was a parts gun

 

[skjos]

An older thread, but a good one:

My Non RSR Transitional Family is growing! Pics added!!

There are better experts out than me on the pilot and interim models, but as I recall these models had a one-piece 3rd gen wrap around grip. However, the description here doesn't specifically say that for the interim model.