This Remington manufactured late variation 25" long barrel in 22 Short, Long, or Long Rifle caliber with the rear sight dovetail is for the later model 521-T bolt action rimfire rifle and is in very good condition exhibiting a mixture of thinning original blue finish with a brown patina and possibly having a few specks of rust present. The bore is bright and rates very good. (file photos)

Note: Remington model 521-T bolt action rimfire rifles with the following years of manufacture have been observed with this part:

 NSN: LG (February 1960)