This Harrington & Richardson manufactured second variation bolt assembly with cocking indicator is for the model 852 Fieldsman bolt action rimfire rifle and is in very good condition with light wear. This bolt assembly measures approx. 4 7/8" long.  The top slot allows this bolt assembly to fit in a reciever that has a cartridge guide.  The top slot on this part measures approx. .50 long. (file photo)

Note: Harrington & Richardson model 852 rimfire rifles with the following serial numbers have been observed with this part: NSN