This Remington manufactured early variation butt stock bolt measures 4 1/2" long and is for the No. 6 falling block rimfire rifle. This butt stock bolt is in very good condition exhibiting a grayish brown patina with light slot wear. (file photo)

Note: Remington No. 6 falling block rimfire rifles with the following calibers and serial numbers have been observed with this part:

22 Rimfire: S143712 & 406768

32 Rimfire: S192813 & 407776