This Remington manufactured receiver insert is for the model 512 Sportmaster bolt action rimfire rifle and is in very good condition with light wear. (file photo)
NOTE: Remington model 512 rimfire rifles with the following year/serial number have been observed with this part: NSN (OSS) (CL) April 1942, July 1947, (BTT) January 1948, (XF) December 1959 & (PH) June 1961
