This Remington manufactured barrel lock pin is for the model 511 Scoremaster bolt action rimfire rifle and is in very good condition with light wear. (file photo)

Note: Firearms with the following date codes have been observed with this part: AH (March 1939), PH (June 1939), DH (September 1939), LK (February 1941),  CK (April 1941), PTT (June 1948), XTT (Dec. 1948), EUU (Oct. 1949), EWW (October 1950), OYY July 1952), WYY (Aug. 1952), ED (October 1957), KE (May 1958) & XE (Dec. 1958).