This is a rare conversion kit for the SIG P210 pistol. The unit consists of a fully loaded slide with heavy .22 caliber barrel and recoil spring for straight blow back operation. The slide is fitted with blade front and notched rear sights and is marked with the caliber and SIG logo on the left side and serial number on the right. The inside of the barrel channel is marked "WOODCOCK HILL BENTON PA." The chamber is marked with the SIG logo, caliber, and serial number. Includes original packaging and a conversion magazine.

Excellent overall, retaining 99% original blue finish with limited handling marks. Box is very good with storage and handling marks.