This Remington manufactured 20" long barrel in 22 S, L & LR caliber is for the No. 6 falling block rimfire rifle and is in good condition exhibiting a brownish gray patina with some original blue finish in protected areas and possible some specks of oxidation present. The bore rates fair having some spots of older pitting present.  (file photos)

Note: Remington No. 6 Falling Block Rifles in 22 caliber with the following serial numbers have been observed with this barrel: S143712, J169309, 406768 & 426677