This Remington manufactured color case hardened trigger sub-assembly is for the model 521-T Junior Special bolt action rimfire target 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 521-T rimfire rifles with the following year/serial number have been observed with this part: OSS (July 1947), PTT (June 1948) & LG (February 1960)