This Remington manufactured color case hardened trigger sub-assembly is for the model 510 Targetmaster bolt action rimfire rifle and is in very good condition with light wear. The trigger sub-assembly consists of the trigger, sear, and sear stud. (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), CL (April 1942), OL (July 1942), ESS (Oct. 1947) & BTT (Jan. 1948).