This Remington manufactured early variation stock bolt has 1/4 x 28mm TPI and is 8 1/4" in length and is for the early variation model 552 Speedmaster semi-auto rimfire rifle. The overall condition is very good with light wear. (file photo)
Note: Firearms with the following serial numbers have been observed with this part: N.S.N. (April 1957 & October 1965), 1464240, 1656074, 1713644 & A1794642.
