This Remington manufactured trigger spring plunger is for the model 510 Targetmaster bolt action rimfire rifle and is in very good condition with light wear. (file photo)

Note: Remington model 510 Targetmaster rifles with the following date codes (month and year of manufacture) have been observed with this part: PH (June 1939), PJ (June 1940), CL (April 1942), OL (July 1942), ESS (Oct. 1947), DTT (September 1948) & AC (March 1956).