Originally Posted by colt_saa

The unfluted cylinder is what came with the 627Pinto. The black cylinder is a stock S&W 357 Magnum cylinder that was re-chambered to 9x23 by Pinnacle.



I have four or five spare cylinders on hand for future projects, including two of the nickel ones. I always look for spare cylinders even when I do not have a project in mind.